SIERRA SIE18-1259 Chevy 454 / 502 Big Block Square Port Gasket Kit

The SIERRA SIE18-1259 Chevy 454/502 Big Block Square Port Gasket Kit is designed for reliable engine overhauls and repairs. This comprehensive set covers all major upper engine gaskets needed for Chevy 454 (7.4L) and 502 (8.2L) V8 big block engines with square port heads.

Ideal for marine mechanics, performance restorers, and hot rod builders, this kit makes rebuilding or servicing your engine straightforward and efficient. Each gasket is precision-made for a secure fit and dependable seal.

• Fits Chevy 454/7.4L and 502/8.2L V8 big block engines with square port cylinder heads
• Includes head gasket (18-3877), intake manifold gasket set (18-1231), valve cover gaskets, valve stem seals, distributor gasket, and multiple carburetor mounting gaskets (18-0467/0463/0462)
• Perfect for upper engine rebuilds, including heads, intake, carburetor, and valve components
• Excludes exhaust seals
• Trusted SIERRA quality for marine and high-performance applications

Upgrade your engine rebuild or repair with this all-in-one gasket kit, ensuring a professional result for your Chevy big block project.