MerCruiser V8 Big Block Wet Joint Exhaust Manifold and Riser Kits - 3" Outlet, 15 Degree Angle - 20-98504

Mercruiser V8 Big Block Wet Joint Exhaust Manifold and Riser Kits

Direct replacement center riser water cooled exhaust manifold and riser kits 

Suitable for Mercuiser big block V8 330, 340 & 454 Magnum

Kit Includes:
2x MC-1-89011 Manifolds
2x MC2044354 or MC-20-98504 or MC-20-98502 Risers

Additional Spacer Kits:
3" - MC2093320A3
6" - MC2093322A3

BARR manifold kits include plugs, gaskets and mounting hardware to mount riser