Description
A leaking exhaust manifold gasket compromises both performance and reliability, allowing hot exhaust gases to escape before they reach your header and rob your engine of efficiency. Mr. Gasket’s composite gasket for small block Chevy engines seals critical gaps with proven durability, ensuring complete combustion flow and consistent power delivery. Whether you’re rebuilding after a dyno session or maintaining a race-ready setup, this OEM-replacement gasket delivers the dependable seal your engine demands.
- Exhaust manifold gasket
- Small block Chevy compatible
- 1.450 x 1.550″ square port
- Composite construction
- Sold as pair
- Bolt-on replacement
- Performance-grade rating






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