GM

12594171

Genuine GM Performance (12594171) COPO LS7-Style Exhaust Header Gasket

Header Gaskets

COPO LS7-style exhaust header gaskets
Designed for high-temperature operation
Stamped metal shim gasket
Can be used on applications with headers
Includes two gaskets

LS7 Header/Exhaust Factory Gasket - sold as a single gasket, requires two pieces for one engine. GM factory replacement gasket for LS7 cylinder heads. This is a stamped metal shim gasket with the D-shaped exhaust port. Can be used on applications with headers, if the flange sealing area is a D-shaped port. High-performance exhaust header gaskets designed for the high-temperature operation of the COPO racing engines. Fits the exhaust port configuration of LS7-style cylinder heads. Package includes two gaskets.

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