Closed Riser Gasket – Fits MerCruiser GM V6 & V8 5.0L-8.2L (Replaces 27-8637251, 27-860231) 4.4HP Each sticker measures 0

Each sticker measures 0

Securely fasten the new clamps

and 60 HP four-stroke models

let it cool

Unbolt and remove the old carburetor

Closed Riser Gasket – Fits MerCruiser GM V6 & V8 5.0L-8.2L (Replaces 27-8637251, 27-860231) 4.4HP Each sticker measures 0Product Details This Closed Riser Gasket is engineered for MerCruiser stern drives with GM V6 and V8 engines (5. 0L to 8. 2L, 305 502 CID) used in fresh water cooling systems. It is broadly compatible with models manufactured from approximately 1981 through the early 2000s, providing a reliable seal for closed riser connections. This part serves as a direct cross reference for Mercury MerCruiser, Sierra, GLM, OSCO, Mallory, and Barr part numbers,