Sierra Manifold Riser Spacer for Mercruiser Stern Drives - 18-1908

Sierra Manifold Riser Spacer for Mercruiser Stern Drives. Use with mounting kit 18-8556. To mount elbows to spacer a separate mounting kit is needed.

Replaces:

• Mercury Marine: 93320

Applications:

• Manifolds: 18-1952-1, 18-1953-1, 18-1957-1

Fits:

• Mercruiser GM V6 229 and 262cu.in. (Models: 185 and 205)
• GM Small Block V8 305-350cu.in. (Models: 200, 228, 230, 260 and 898)
• GM Big Block V8 454cu.in. (Models: 330, 340 and 7.4L)