HEAD GASKET CHEV SB 400 4.200in .41th each

Fel-Pro performance head gaskets have a PermaTorque/blue gasket body with a solid-steel core to minimize torque loss and gasket blowout. Fel-Pro performance head gaskets also have a wire-ring combustion seat with stainless steel armor for extra sealing force around combustion chambers. Made with a pre-flattened steel-wire ring, with the strength of steel-wire sealing and the minimum brinelling of aluminum heads. No 400 steam holes. Can use on aluminum block with liners. Compressed volume: 9.3cc.