SCE Gaskets Pro Copper Head Gaskets for Chevrolet Mark IV Big Block

Pro Copper Head Gaskets, for 1965-1990 396-454 Mark 4 Big Block Chevrolet, without water holes in block.

Bore Opening: 4.520″; Gasket Thickness: .080″; Material: Annealed Copper; Package Contents: 1 Pair.

*These gaskets require O-rings in block or head*

For Self Sealing Copper Gaskets to be used with O-rings please see Titan Head Gaskets.

For Self Sealing Copper Gaskets to be used without O-rings, please see ICS Titan Head Gaskets.