Racing Power Black Rubber BB Chevy Valve Cover Gaskets Pair HXY2221 or slotted trapping to complete

or slotted trapping to complete assembly (sold separately

Playback the pressure channel on the tachometer or download into DataPro to further analyze the data

87 in Diameter

1955-1959 GMC 370

4500 carburetor mounting flange

Racing Power Black Rubber BB Chevy Valve Cover Gaskets Pair HXY2221 or slotted trapping to completeProduct Description: Valve Cover Gasket 0. 187 in Thick Steel Core Silicone Rubber Big Block Chevy Pair Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.