Defender US
Free Shipping on orders over $99*
Close

1990 Stern Drive Motors Yamaha Marine V8_5.7_ENG - 1990 ALTERNATOR ASSEMBLY OEM Parts | Assembly Diagram Choose a make, category, year, model, and assembly...

ALTERNATOR ASSEMBLY

Use scroll wheel, or pinch and drag to and .

1
MPN/SKU: YSC-10140-01-AC
ALTERNATOR ASSY (YSC-10140-00-0
$316.99
Stock: TBD
Recommended Quantity: 1
Recommended Quantity: 1

This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

          2
          MPN/SKU: YSC-10140-50-0C
          HOUSING, FRONT ALTERNATOR
          $59.99
          Stock: TBD
          Recommended Quantity: 1
          Recommended Quantity: 1

          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                  3
                  MPN/SKU: YSC-10140-60-0C
                  ROTOR ASSY
                  $259.99
                  Stock: TBD
                  Recommended Quantity: 1
                  Recommended Quantity: 1

                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                          4
                          MPN/SKU: YSC-10140-70-0C
                          STATOR ASSY
                          $82.99
                          Stock: TBD
                          Recommended Quantity: 1
                          Recommended Quantity: 1

                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                  5
                                  MPN/SKU: YSC-10140-80-0C
                                  HOUSING, REAR
                                  $41.99
                                  Stock: TBD
                                  Recommended Quantity: 1
                                  Recommended Quantity: 1

                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                          6
                                          MPN/SKU: YSC-10140-90-0C
                                          FAN
                                          $34.99
                                          Stock: TBD
                                          Recommended Quantity: 1
                                          Recommended Quantity: 1

                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                  7
                                                  MPN/SKU: YSC-10141-00-0C
                                                  BEARING
                                                  $18.49
                                                  Stock: TBD
                                                  Recommended Quantity: 1
                                                  Recommended Quantity: 1

                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                          8
                                                          MPN/SKU: YSC-10141-10-0C
                                                          SLIP RING
                                                          $23.99
                                                          Stock: TBD
                                                          Recommended Quantity: 1
                                                          Recommended Quantity: 1

                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                  9
                                                                  MPN/SKU: YSC-10141-20-0C
                                                                  RETAINER, ROTOR BEARING
                                                                  $4.75
                                                                  Stock: TBD
                                                                  Recommended Quantity: 1
                                                                  Recommended Quantity: 1

                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                          10
                                                                          MPN/SKU: YSC-10141-30-0C
                                                                          FIELD DIODE
                                                                          $48.99
                                                                          Stock: TBD
                                                                          Recommended Quantity: 1
                                                                          Recommended Quantity: 1

                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                  11
                                                                                  MPN/SKU: YSC-10141-40-0C
                                                                                  BRIDGE RECTIFIER
                                                                                  $61.99
                                                                                  Stock: TBD
                                                                                  Recommended Quantity: 1
                                                                                  Recommended Quantity: 1

                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                          12
                                                                                          MPN/SKU: YSC-10141-50-0C
                                                                                          D-STRAP
                                                                                          $3.85
                                                                                          Stock: TBD
                                                                                          Recommended Quantity: 1
                                                                                          Recommended Quantity: 1

                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                  13
                                                                                                  MPN/SKU: YSC-10141-60-0C
                                                                                                  BRUSH ASSY
                                                                                                  $24.99
                                                                                                  Stock: TBD
                                                                                                  Recommended Quantity: 1
                                                                                                  Recommended Quantity: 1

                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                          14
                                                                                                          MPN/SKU: YSC-10141-70-0C
                                                                                                          FAN SPACER
                                                                                                          $3.65
                                                                                                          Stock: TBD
                                                                                                          Recommended Quantity: 1
                                                                                                          Recommended Quantity: 1

                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                  15
                                                                                                                  MPN/SKU: YSC-10141-80-0C
                                                                                                                  KEY
                                                                                                                  $4.30
                                                                                                                  Stock: TBD
                                                                                                                  Recommended Quantity: 1
                                                                                                                  Recommended Quantity: 1

                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                          16
                                                                                                                          MPN/SKU: YSC-10141-90-0C
                                                                                                                          FELT GASKET
                                                                                                                          $3.60
                                                                                                                          Stock: TBD
                                                                                                                          Recommended Quantity: 1
                                                                                                                          Recommended Quantity: 1

                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                  17
                                                                                                                                  MPN/SKU: YSC-10142-00-0C
                                                                                                                                  COVER ASSY
                                                                                                                                  $16.99
                                                                                                                                  Stock: TBD
                                                                                                                                  Recommended Quantity: 1
                                                                                                                                  Recommended Quantity: 1

                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                          18
                                                                                                                                          MPN/SKU: YSC-10142-10-0C
                                                                                                                                          LUG, AC TAP
                                                                                                                                          $4.75
                                                                                                                                          Stock: TBD
                                                                                                                                          Recommended Quantity: 1
                                                                                                                                          Recommended Quantity: 1

                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                  19
                                                                                                                                                  MPN/SKU: YSC-10142-20-0C
                                                                                                                                                  VOLTAGE REGULATOR
                                                                                                                                                  $106.99
                                                                                                                                                  Stock: TBD
                                                                                                                                                  Recommended Quantity: 1
                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                          20
                                                                                                                                                          MPN/SKU: YSC-10142-30-0C
                                                                                                                                                          BOLT, THRU (10-32X2.30")
                                                                                                                                                          $3.65
                                                                                                                                                          Stock: TBD
                                                                                                                                                          Recommended Quantity: 4
                                                                                                                                                          Recommended Quantity: 4

                                                                                                                                                          This part has 4 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                  21
                                                                                                                                                                  MPN/SKU: YSC-10142-40-0C
                                                                                                                                                                  BOLT, THRU (10-32X1/2")
                                                                                                                                                                  $17.49
                                                                                                                                                                  Stock: TBD
                                                                                                                                                                  Recommended Quantity: 4
                                                                                                                                                                  Recommended Quantity: 4

                                                                                                                                                                  This part has 4 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                          22
                                                                                                                                                                          MPN/SKU: YSC-10142-50-0C
                                                                                                                                                                          SCREW (10-24X7/8")
                                                                                                                                                                          $3.65
                                                                                                                                                                          Stock: TBD
                                                                                                                                                                          Recommended Quantity: 2
                                                                                                                                                                          Recommended Quantity: 2

                                                                                                                                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                  23
                                                                                                                                                                                  MPN/SKU: YSC-10142-60-0C
                                                                                                                                                                                  SCREW, TAPPING (10-24X3/8")
                                                                                                                                                                                  $3.65
                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                  Recommended Quantity: 1
                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                          24
                                                                                                                                                                                          MPN/SKU: YSC-10142-70-0C
                                                                                                                                                                                          SCREW, TAPPING (10-32X5/8")
                                                                                                                                                                                          $3.10
                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                          Recommended Quantity: 8
                                                                                                                                                                                          Recommended Quantity: 8

                                                                                                                                                                                          This part has 8 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                  25
                                                                                                                                                                                                  MPN/SKU: YSC-10142-80-0C
                                                                                                                                                                                                  SCREW, TAPPING (8-32X5/16")
                                                                                                                                                                                                  $2.60
                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                  Recommended Quantity: 3
                                                                                                                                                                                                  Recommended Quantity: 3

                                                                                                                                                                                                  This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                          26
                                                                                                                                                                                                          MPN/SKU: YSC-10142-90-0C
                                                                                                                                                                                                          NUT, HEXAGON (1/4-20X7/16")
                                                                                                                                                                                                          $4.20
                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                          Recommended Quantity: 2
                                                                                                                                                                                                          Recommended Quantity: 2

                                                                                                                                                                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                  27
                                                                                                                                                                                                                  MPN/SKU: YSC-10143-00-0C
                                                                                                                                                                                                                  LOCK NUT, HEXAGON (10-24X3/8"
                                                                                                                                                                                                                  $2.90
                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                  Recommended Quantity: 6
                                                                                                                                                                                                                  Recommended Quantity: 6

                                                                                                                                                                                                                  This part has 6 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                          28
                                                                                                                                                                                                                          MPN/SKU: YSC-10143-10-0C
                                                                                                                                                                                                                          WASHER, FLAT (#10)
                                                                                                                                                                                                                          $2.60
                                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                                          Recommended Quantity: 3
                                                                                                                                                                                                                          Recommended Quantity: 3

                                                                                                                                                                                                                          This part has 3 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                  29
                                                                                                                                                                                                                                  MPN/SKU: YSC-10143-20-0C
                                                                                                                                                                                                                                  NUT, PULLEY MOUNTING
                                                                                                                                                                                                                                  $4.35
                                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                                  Recommended Quantity: 1
                                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                          30
                                                                                                                                                                                                                                          MPN/SKU: YSC-10143-30-0C
                                                                                                                                                                                                                                          WASHER, SPLIT LOCK (5/8")
                                                                                                                                                                                                                                          $2.90
                                                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                                                          Recommended Quantity: 1
                                                                                                                                                                                                                                          Recommended Quantity: 1

                                                                                                                                                                                                                                          This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                  31
                                                                                                                                                                                                                                                  MPN/SKU: YSC-10143-40-0C
                                                                                                                                                                                                                                                  SCREW (10-24X3/4")
                                                                                                                                                                                                                                                  $3.65
                                                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                                                  Recommended Quantity: 1
                                                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                          32
                                                                                                                                                                                                                                                          MPN/SKU: YSC-10143-50-0C
                                                                                                                                                                                                                                                          WASHER, INSULATOR
                                                                                                                                                                                                                                                          $3.35
                                                                                                                                                                                                                                                          Stock: TBD
                                                                                                                                                                                                                                                          Recommended Quantity: 2
                                                                                                                                                                                                                                                          Recommended Quantity: 2

                                                                                                                                                                                                                                                          This part has 2 locations on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                                  33
                                                                                                                                                                                                                                                                  MPN/SKU: YSC-10140-10-0C
                                                                                                                                                                                                                                                                  CAPACITOR, 5 MFD, KIT
                                                                                                                                                                                                                                                                  $25.99
                                                                                                                                                                                                                                                                  Stock: TBD
                                                                                                                                                                                                                                                                  Recommended Quantity: 1
                                                                                                                                                                                                                                                                  Recommended Quantity: 1

                                                                                                                                                                                                                                                                  This part has 1 location on the diagram. It is the recommended quantity, but not a requirement.

                                                                                                                                                                                                                                                                          No results with applied page filter:

                                                                                                                                                                                                                                                                          All Assemblies

                                                                                                                                                                                                                                                                          For the current model: V8_5.7_ENG - 1990
                                                                                                                                                                                                                                                                          ALTERNATOR
                                                                                                                                                                                                                                                                          ALTERNATOR ASSEMBLY
                                                                                                                                                                                                                                                                          BELTS - PULLEYS
                                                                                                                                                                                                                                                                          CARBURETOR
                                                                                                                                                                                                                                                                          CARBURETOR KIT
                                                                                                                                                                                                                                                                          COVER - COMPUTER
                                                                                                                                                                                                                                                                          CRANK - PISTON
                                                                                                                                                                                                                                                                          CYLINDER - CAMSHAFT
                                                                                                                                                                                                                                                                          CYLINDER HEAD - VALVE
                                                                                                                                                                                                                                                                          DISTRIBUTOR COMPONENTS
                                                                                                                                                                                                                                                                          ELECTRIC PARTS 1
                                                                                                                                                                                                                                                                          ELECTRIC PARTS 2
                                                                                                                                                                                                                                                                          ELECTRIC PARTS 3
                                                                                                                                                                                                                                                                          EXHAUST SYSTEM
                                                                                                                                                                                                                                                                          FUEL PUMP - FUEL FILTER
                                                                                                                                                                                                                                                                          IGNITION INTERRUPTION UNIT
                                                                                                                                                                                                                                                                          INTAKE MANIFOLD - FRONT COVER
                                                                                                                                                                                                                                                                          MOUNTING - FLYWHEEL HOUSING
                                                                                                                                                                                                                                                                          OIL FILTER - OIL GAUGE
                                                                                                                                                                                                                                                                          OIL PAN - OIL PUMP
                                                                                                                                                                                                                                                                          POWER STEERING PUMP - OIL COOLER
                                                                                                                                                                                                                                                                          RAW WATER PUMP ASSEMBLY
                                                                                                                                                                                                                                                                          STARTER ASSEMBLY
                                                                                                                                                                                                                                                                          STARTING MOTOR
                                                                                                                                                                                                                                                                          THERMOSTAT HOUSING
                                                                                                                                                                                                                                                                          WATER PUMP

                                                                                                                                                                                                                                                                          Yamaha Marine

                                                                                                                                                                                                                                                                          Change Locale

                                                                                                                                                                                                                                                                          United States - English Shop in currency: USD
                                                                                                                                                                                                                                                                          Canada - English Shop in currency: CAD
                                                                                                                                                                                                                                                                          Canada - Français Shop in currency: CAD

                                                                                                                                                                                                                                                                          Explore

                                                                                                                                                                                                                                                                          Guides
                                                                                                                                                                                                                                                                          Brands

                                                                                                                                                                                                                                                                          Helpful Information

                                                                                                                                                                                                                                                                          Track My Order
                                                                                                                                                                                                                                                                          Shipping Policy
                                                                                                                                                                                                                                                                          Return Policy
                                                                                                                                                                                                                                                                          Outlet Store
                                                                                                                                                                                                                                                                          Commercial Accounts

                                                                                                                                                                                                                                                                          Get In Touch

                                                                                                                                                                                                                                                                          Customer Service
                                                                                                                                                                                                                                                                          1-800-435-7180
                                                                                                                                                                                                                                                                          Send a Message

                                                                                                                                                                                                                                                                          Resources

                                                                                                                                                                                                                                                                          Gift Cards
                                                                                                                                                                                                                                                                          Privacy Policy
                                                                                                                                                                                                                                                                          Conditions of Use
                                                                                                                                                                                                                                                                          Accessibility Statement

                                                                                                                                                                                                                                                                          Stay Connected

                                                                                                                                                                                                                                                                          X
                                                                                                                                                                                                                                                                          Facebook
                                                                                                                                                                                                                                                                          Instagram
                                                                                                                                                                                                                                                                          YouTube
                                                                                                                                                                                                                                                                          Toggle desktop/mobile version
                                                                                                                                                                                                                                                                          2026 © Defender. All Rights Reserved.