Pro Copper Head Gaskets for Buick 231/3.8L V6. These gaskets will fit both Stage 1 (8 Bolt) and Stage 2 (14 bolt) V6.
Bore Opening: 4.060″; Gasket Thickness: .043″; Material: Annealed Copper;
*These gaskets require O-rings in the 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.