Description
Header gaskets are critical sealing components that prevent exhaust gas leakage at the manifold-to-cylinder head interface, directly impacting engine efficiency and performance. A compromised gasket allows unmetered air to enter the exhaust stream, which disrupts fuel mixture calculations and reduces horsepower. These SBC oval port gaskets deliver reliable, long-lasting sealing for small block Chevy engines running both street and race applications.
The steel core laminate construction withstands high combustion pressures and thermal cycling without premature failure, making them ideal for naturally aspirated and forced induction builds. Whether you’re refreshing a tired engine or assembling a performance motor, quality header gaskets ensure your exhaust system seals properly from day one.
- 1.270 x 1.620 inch
- Oval port design
- Steel core laminate
- Small block Chevy
- Sold as pair
- MPN: HED27520
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