Buick V8 engine
| Buick V8 engines | |
|---|---|
401 cu in "Nailhead" in a 1964 Buick Wildcat | |
| Overview | |
| Manufacturer | Buick (General Motors) |
| Also called | Fireball V8 (nickname) Nailhead (1953–1966) |
| Production | 1953–1981 Buick City (engine block and heads) Saginaw Metal Casting Operations |
| Layout | |
| Configuration | 90º V8 |
| Displacement | 215–455 cu in (3.5–7.5 L) |
| Cylinder bore | 3.5–4.31 in (88.9–109.5 mm) |
| Piston stroke | 2.8–3.9 in (71.1–99.1 mm) |
| Cylinder block material | Cast iron, Aluminum |
| Cylinder head material | Cast iron, Aluminum |
| Valvetrain | OHV 2 valves x cyl. |
| Compression ratio | 8.8:1–11.0:1 |
| Combustion | |
| Fuel system | Carter AFB or Rochester carburetors |
| Fuel type | Gasoline |
| Cooling system | Water-cooled |
| Output | |
| Power output | 150–360 hp (112–268 kW) |
| Torque output | 220–510 lb⋅ft (298–691 N⋅m) |
| Dimensions | |
| Dry weight | 318–467 lb (144–212 kg) |
| Chronology | |
| Predecessor | Buick straight-eight |
| Successor | |
The Buick V8 is a family of V8 engines produced by the Buick division of General Motors (GM) between 1953 and 1981. All were 90° water-cooled V8 OHV naturally aspirated engines.