Defender US
Free Shipping on orders over $99*
Close

1973 Evinrude 9.50 9RL73B 1973 CRANKSHAFT & PISTON OEM Parts | Assembly Diagram Choose a make, category, year, model, and assembly...

9RL73B 1973 CRANKSHAFT & PISTON

Use scroll wheel, or pinch and drag to and .

1
MPN/SKU: 0385865
PISTON ASSY., Std
$49.99
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.

          1
          MPN/SKU: 0385867
          PISTON ASSY., .030 O.S.
          $40.00
          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.

                  2
                  MPN/SKU: 0302577
                  RETAINING RING
                  $7.52
                  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.

                          3
                          MPN/SKU: 0379360
                          PISTON RING SET, Standard
                          $48.99
                          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.

                                  3
                                  MPN/SKU: 0384073
                                  PISTON RING SET, .030 o.s.
                                  $25.00
                                  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.

                                          4
                                          MPN/SKU: 0309573
                                          WRIST PIN
                                          $18.99
                                          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.

                                                  5
                                                  MPN/SKU: 0380017
                                                  CONNECTING ROD ASSY
                                                  $24.00
                                                  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.

                                                          6
                                                          MPN/SKU: 0551748
                                                          DOWEL, Cap screw
                                                          $5.00
                                                          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.

                                                                  7
                                                                  Item # 1920009
                                                                  Evinrude Lock Plate - 0309577
                                                                  $14.94
                                                                  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.

                                                                          Order Now! Ship or Pickup: 4 to 6 days
                                                                          8
                                                                          MPN/SKU: 0309576
                                                                          SCREW, Connecting rod
                                                                          $1.50
                                                                          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.

                                                                                  9
                                                                                  MPN/SKU: 0382835
                                                                                  LINERS & NEEDLES, Rod & brg
                                                                                  $119.99
                                                                                  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.

                                                                                          10
                                                                                          MPN/SKU: 0379135
                                                                                          BEARING, Wrist pin
                                                                                          $28.99
                                                                                          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.

                                                                                                  11
                                                                                                  MPN/SKU: 0303278
                                                                                                  SUPORT, Armature plate
                                                                                                  $115.49
                                                                                                  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.

                                                                                                          12
                                                                                                          Item # 1922123
                                                                                                          Evinrude Screw - 0332070
                                                                                                          $8.83
                                                                                                          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.

                                                                                                                  Order Now! Ship or Pickup: 4 to 6 days
                                                                                                                  13
                                                                                                                  MPN/SKU: 0303277
                                                                                                                  RETAINING RING
                                                                                                                  $36.99
                                                                                                                  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.

                                                                                                                          15
                                                                                                                          MPN/SKU: 0309731
                                                                                                                          "O" RING,Upper bearing
                                                                                                                          $4.09
                                                                                                                          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: 0379210
                                                                                                                                  NEEDLE BEARING ASSY
                                                                                                                                  $95.00
                                                                                                                                  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.

                                                                                                                                          17
                                                                                                                                          Item # 1922597
                                                                                                                                          Evinrude Seal Crankshaft - 0309733
                                                                                                                                          $28.94
                                                                                                                                          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.

                                                                                                                                                  Order Now! Ship or Pickup: 4 to 6 days
                                                                                                                                                  18
                                                                                                                                                  Item # 1919601
                                                                                                                                                  Evinrude Key - 0120395
                                                                                                                                                  $10.72
                                                                                                                                                  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.

                                                                                                                                                          Order Now! Ship or Pickup: 4 to 6 days
                                                                                                                                                          19
                                                                                                                                                          MPN/SKU: 0314227
                                                                                                                                                          CRANKSHAFT
                                                                                                                                                          $90.00
                                                                                                                                                          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: 9.50
                                                                                                                                                                  9RL73B 1973 CARBURETOR
                                                                                                                                                                  9RL73B 1973 CRANKSHAFT & PISTON
                                                                                                                                                                  9RL73B 1973 CYLINDER & CRANKCASE
                                                                                                                                                                  9RL73B 1973 EXHAUST HOUSING
                                                                                                                                                                  9RL73B 1973 FUEL PUMP
                                                                                                                                                                  9RL73B 1973 FUEL TANK - 6 GALLON
                                                                                                                                                                  9RL73B 1973 GEARCASE
                                                                                                                                                                  9RL73B 1973 INTAKE MANIFOLD
                                                                                                                                                                  9RL73B 1973 MAGNETO
                                                                                                                                                                  9RL73B 1973 MOTOR COVER
                                                                                                                                                                  9RL73B 1973 REWIND STARTER
                                                                                                                                                                  9RL73B 1973 SHORTING SWITCH
                                                                                                                                                                  9RL73B 1973 STERN BRACKET

                                                                                                                                                                  Evinrude

                                                                                                                                                                  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.