The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
Cometic Ford 302/351W Windsor V8 4.170in Bore .040in MLX Cylinder Head Gasket SVO
Ford 302/351W Windsor V8 .040in. MLX Cylinder Head Gasket; 4.170in. Bore; SVO
Ford 302/351W Windsor V8 .040 " MLX Cylinder Head Gasket, 4.170 " Bore, SVO
Ford 302/351W Windsor V8 Cylinder Head Gasket
Ford 302/351W Windsor Head Gasket
Engine Cylinder Head Gasket
Cylinder Head Gasket