This genuine MerCruiser gasket with part number 27-65577 is a must-have for your boat maintenance needs. It is made in the United States and is of top quality. This gasket fits perfectly with your intake and fuel system, and it is compatible with most sterndrive motors and components. The brand MerCruiser is known for its high-performance boat parts and accessories, and this gasket is no exception. It is a new old stock (NOS) item, which means it has never been used and is still in its original packaging. This gasket is a rare find, so don't miss the chance to add it to your collection.