Fel-Pro 1077-053 - PermaTorque MLS Head Gasket, BBC, 4.640", 0.053"

Part Type Head Gasket Mfg. GM Performance Engine Family Chevrolet V8 Big Block Engine Displacement 396, 402, 427, 454, 502, 510, 540, 572 Bore Size (in.) 4.640 Thickness (in.) 0.053 Combustion Chamber Volume (cc) 14.80 Combustion Seal Design MLS Bore Bead Materials/Construction PermaTorque MLS Multi-Layer Steel Product Notes: - Fits Gen IV Passenger car and H/P block. - Pre-1971 blocks may require modification. - Fits Gen IV Truck and Bow Tie Block. - Fits Gen V block. - Fits Gen VI block. - One coolant hole per end. - Three lower coolant holes. - Minimal brinelling of aluminum heads.