Sierra Manifold Riser Spacer Kit - Mercruiser

\Replaces\ 807476A6, 93320A2, 93320A3, 93320A5, 93320A6, 93320A13\nAlpha/Bravo/Gen+/GenIV GM Small Block V-8 305, 350, 4.3L, 454, 5.0, 5.7L, 502, 7.4L, 8.2L, (3” Riser Kit)\nComplete with Mounting Hardware. Center Rise 3” \nPACKAGED AS SET\nUse with\nManifold S18-1952-1, S18-1953-2, S18-1957-23”