Mercruiser Riser

• "18 1974 1 Riser with 0 3"" OD Nipple for V6, V8 Applications"
• Engine Systems > Engine Parts > Manifolds & Exhaust Systems
• $299.99 USD

Sierra "18 1974 Riser With 0 3"" Od Nipple For V6, V8 Applications" . 0 3" OD Nipple. Replaces Mercruiser P/N 98502A2.

• "18 1976 1 Riser with 7 4"" OD Nipple for V6, V8 Applications"
• Engine Systems > Engine Parts > Manifolds & Exhaust Systems
• $152.99 USD

Sierra "18 1976 Riser With 4"" Od Nipple For V6, V8 Applications" . 7 4" OD Nipple. Replaces Mercruiser P/N 807988A2.

• "18 1970 1 Riser with 15 3"" OD Nipple for V6, V8 Applications"
• Engine Systems > Engine Parts > Manifolds & Exhaust Systems
• $137.99 - 139.99 USD

Sierra "18 1970 Riser With 15 3"" Od Nipple For V6, V8 Applications" . 15 3" OD Nipple. Replaces Mercruiser P/N 98504A3.

• 3" Spacer for Center Riser
• Engine Systems > Engine Parts > Manifolds & Exhaust Systems
• $114.99 - 122.99 USD

Sierra 3" Spacer For Center Riser . Replaces 93320. Used with 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 454 cu.in. (Models: 330, 340 and 7.4L. Used with Sierra Manifolds 18-1952-1, 18-1953-1,...