| Brand | Barr |
|---|---|
| Model / OEM | 61811A4 61811A3 |
| Engine | GM V8 (427, 454 & 582 CID) 327, 305, 350 225, 250, 255, 270 & 280 (1977+) BASE RECTANGULAR |
| Manifolds | BAMC1-47736 BAMC1-47737 BAMC1-47738 BAMC1-47735 |
| Brand: Barr |
| Model / OEM: 61811A4 61811A3 |
| Engine: GM V8 (427, 454 & 582 CID) 327, 305, 350 225, 250, 255, 270 & 280 (1977+) BASE RECTANGULAR |
| Manifolds: BAMC1-47736 BAMC1-47737 BAMC1-47738 BAMC1-47735 |