The Cometic Gasket C5331-045 is designed for high-performance applications, specifically tailored for GM Gen II and Mark IV big block engines. With a bore size of 4.630 inches and a thickness of .045 inches, this multi-layer steel (MLS) head gasket provides exceptional sealing capabilities and durability under extreme conditions. Engineered to withstand high compression and thermal stress, it is an ideal choice for both street and race applications.
Features and Benefits
Crafted from premium materials, the Cometic Gasket C5331-045 ensures a reliable seal that helps prevent leaks and maintain optimal engine performance. Its MLS design promotes improved combustion efficiency and longevity, making it a trusted choice for enthusiasts and professionals alike. Whether you're rebuilding your engine or upgrading components, this head gasket is engineered to deliver outstanding performance and reliability.
Fitment Information
Compatible with the following GM big block engines:
396 cubic inch
402 cubic inch
427 cubic inch
454 cubic inch
Designed specifically for GM Gen II and Mark IV applications, this head gasket is perfect for those looking to enhance their engine's performance while ensuring a secure and lasting seal.
