Mr. Gasket Copper Seal Collector Gaskets -Pair - 7178C lug-nuts-and-bolts 6 V8 1966 - 1968

6 V8 1966 - 1968 Chevrolet K20 Pickup 327/5

6 V8 1996 - 2003 Mercury Grand Marquis / 2003 Mercury Marauder / 2001 GMC Sierra 1500 C3 364/6 V8 2001 - 2002 GMC Sierra 1500 HD / 2002 GMC Sierra 2500 364/6 V8 1999 - 2001 GMC Sierra 2500 / 2001 - 2002 GMC Sierra 2500 HD 364/6 V8 2001 - 2002 GMC Sierra 3500 364/6 V8 1995 - 2003 Oldsmobile Aurora / 2001 - 2002 Oldsmobile Aurora 244/4 V8 1993 - 2002 Pontiac Firebird Formula 350/5

Two Pre-Terminated connectors simply plug into the solenoids and pin into Holley EFI ECU connectors

9 V8 1959 - 1979 Buick Electra 1980 Buick Electra 301/4

Mr. Gasket Copper Seal Collector Gaskets -Pair - 7178C lug-nuts-and-bolts 6 V8 1966 - 1968Overview: Mr. Gasket Copper Seal Collector Gaskets are made from dead soft solid copper . 043 inch thick. This gasket incorporates . 051 inch embossment around the port to seal irregular surfaces. Designed for high performance street, drag race, oval track and turbocharged (extreme heat) applications. Features: Withstands Extreme Exhaust Heat Conforms to and seals minor surface irregularities. Easy Removal For Disassembly Provides excellent sealing