Pro Copper Head Gaskets without water holes for Chevrolet Mark IV Big Block
Bore Opening: 4.250″ Gasket Thickness: .043″

SKU: P13254NW Categories: , , Tag:
*Photo is a representation


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.

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Additional Information

Weight3 lbs
Dimensions6 × 6 × 3 in
Bore Opening


Gasket Thickness


No Water Holes