Intake Manifold Gasket Set, GM 454

Intake Manifold Gasket Set. For: GM 454 (7.4L) CID Engine. Production Models: Rectangular Port. Replaces Mercruiser 27-801855, and Mallory 9-61211. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. For: GM 454 (7.4L) CID Eng Production Models: Rectangular Port Replaces Mercruiser 27-801855, and Mallory 9-61211 Premium Quality For Longer Life Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty