Quicksilver OEM MerCruiser 4.3L/5.0L/5.7L/6.2L GM 2002 & Newer Dry Joint Exhaust Closed Elbow Gasket 27-864549A02Quicksilver OEM Block-off style exhaust elbow gasket for GM-based MerCruiser V6 and V8 sterndrive and inboard engines from 2002 and newer equipped with dry joint exhaust manifolds. Ensures a sealed connection where coolant flow is not required. See your owner's manual for exact application and installation.Features Fits 2002 & newer GM V6 and V8 MerCruiser sterndrive and inboard engines; Designed for use with dry joint exhaust manifold systems; Block-off style gasket for specific exhaust configurations; Built to Mercury Marine OEM specifications for dependable sealing; Application Information Fits MerCruiser V6/V8 GM engines (2002 & newer) with dry joint exhaust manifolds; Fits: 4.3Lx 5.0L, 5.7L, 6.2L utilizing the dry joint manifold and riser; V6/V8 Dry Joint Exhaust Elbow 864591T02; V8 Dry Joint Exhaust Manifold 8M0185794; V6 Dry Joint Exhaust Manifold 864612T01; Interchange: Sierra: 18-0720; MerCruiser: 27-864549A1;