| Materials/Construction | Perforated steel core w/anti-stick coating |
| Mfg. | GM Performance |
| Heavy Duty Supplier | Yes |
| Port Size (in.) | 1.56 x 1.95 |
| Port Shape | Rectangle |
| Material | Perforated steel core w/anti-stick coating |
| Engine Displacement | 330, 350, 400, 425, 455 |
| Application Notes | 1964-75 |
| Grade Type | Performance |
| Engine Family | Oldsmobile V8 |
| Part Type | Exhaust Header/Manifold Gasket Set |
| Part Terminology | Exhaust Manifold Gasket Set |