Removing and replacing the EGR Valve on your Chevy or GMC Truck or SUV? Don't forget to install a new gasket. Eckler's Classic Chevy Trucks offers this original AC Delco EGR Valve Mounting Gasket for your 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 or 1986. A gasket is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression. Gaskets allow "less-than-perfect" mating surfaces on machine parts where they can fill irregularities. Don't trust just any parts for your 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 Chevy or GMC Truck. Eckler's Trucks has the same gasket that came on your truck from the factory. Trust Eckler's Classic Chevy Trucks fo
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