Description
Pro Copper Head Gaskets, for 1965-1990 396-454 Mark 4 Big Block Chevrolet, without water holes in block. Bore Opening: 4.250″; Gasket Thickness: .043″; Material: Annealed Copper; *Pro Copper head gaskets require O-rings in block or head* Package Contents: 1 Pair.
Pro Copper HG Inst O-Ring Instructions
Qualifies for Contingency Payout in selected classes with proof of purchase and decals on both sides, see respective association websites for class posting details.