| Combustion Seal Design | Pre-flattened steel wire |
| Materials/Construction | Steel core laminate |
| Mfg. | GM Performance |
| Heavy Duty Supplier | Yes |
| Material | Steel core laminate |
| Application Notes | Cast iron or aluminum heads |
| Engine Family | Chevrolet V8 Big Block |
| Bore Size (in.) | 4.540 |
| Thickness | 0.039 |
| Combustion Chamber Volume (cc) | 10.500 |
| Gasket Sealant Included | No |
| Cylinder Bore Diameter | 4.540 |
| Engine Displacement | 396, 402, 427, 454, 502, 510, 540, 572 |
| Grade Type | Performance |
| Thickness (in.) | 0.039 |
| Part Type | Head Gasket |
| Product Notes | Fits Gen IV pass. car and H/P block; Fits Gen IV truck and Bow Tie block; Does not fit Gen V block; Does not fit Gen VI block; Two coolant holes per end; Three lower coolant holes; Minimal brinelling of aluminum heads |
| Part Terminology | Engine Cylinder Head Gasket |
