Seller notes

Intake Manifold Gasket Set - Performance - 396-454 Chevrolet Big Block Mark IV 1965-90 Part # 121 Rectangular Raised Large PortPort Dimensions W-1.75 in x H-2.5 in - 1/16 in ThickChevy 1965-1990 Big Block Gen IV This is a high quality gasket that has been proven to be reliable and easy to use. This is one of our more popular gaskets and is excellent for OEM and most street applications.Features:Made From Cellulose/nitrile Composition MaterialProvides Excellent Sealing And DurabilityCan Be Trimme...

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