Product Description

Sierra Manifold Riser Spacer 3" - Mercruiser - S18-1908. Replaces: 93320 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)Used with:Manifolds: S18-1952-1, S18-1953-2, S18-1957-2* Please note, this is a special order item. A 'no return' or cancellation policy applies.  Please check delivery timeline with our sales team (02) 9450 2912. Part Number SRA-S18-1908