Pontiac GTO 455 I 7.5 HO V8 (SAE net) Coupe
224 kW305 PS300 hp563 Nm1972
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- Power
- 224 kW 305 PS · 300 hp
- Torque
- 563 Nm 415 lb-ft
- Length
- 5,164 mm
- Displacement
- 7,500 cm³
The Pontiac GTO 455 I 7.5 455 HO V8 (SAE net) produces 224 kW (305 PS) and 563 Nm of torque from a 7.5-litre eight-cylinder petrol engine and comes as a coupe.
Within the GTO 455 I line-up of 4 versions, it delivers 20% more power than the entry 7.5 455 V8 (SAE net) (186 kW) and 44 kW less than the 7.5 455 HO V8 (268 kW).
Engine
| Fuel | Petrol |
|---|---|
| Displacement | 7,500 cm³ 7.5 l · 458 cu in |
| Cylinders | 8 |
| Power | 224 kW 305 PS · 300 hp |
| Torque | 563 Nm 415 lb-ft |
Dimensions and weight
| Length | 5,164 mm 203.3 in |
|---|---|
| Wheelbase | 2,845 mm 112.0 in |
Production
| Body type | Coupe |
|---|---|
| Years | 1972 |
| Generation | GTO 455 I (1970–1972) |
All GTO 455 I versions All Pontiac spec sheets
Data sources
Data checked by an editor against the sources below.
Data: 9 of 25 fields · 1 source · data changed 12 Oct 2026