| Casting Number | 1238529 |
| Added to Site | 2016-12-24 23:50:39 (973 days ago) |
| Manufacturer | Buick |
| Category | Cylinder Heads |
| Type | Buick Big Block |
| Date | 1970-1976 |
| Notes | 455 CID, 69cc closed chamber 1970, 71cc closed chamber 1971-1974, 76cc open chamber 1975-1976 |