Gasket Mercruiser Exhaust Riser
Fits Mercruiser GM V-6 and V-8 engines with standard cooling and center rise manifolds (not for use with heat exchanger/anti-freeze engines. This is the gasket that goes between the lower manifold and upper riser section. Sold Each
Dimensions: OD 4 x 4 3/8 ID 2 1/8" x 2 1/2"