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| Type | Roadster | Roadster | Monoplaza | | | |
| Seats | | 2 | 1 | | | |
| Doors | 2 | 2 | | | |
|
| Top Speed | 186 mph | | | | | |
| Power-to-weight | 345.95 hp/ton | | 648.39 hp/ton | | | |
| Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | | |
|
| Engine | V 12 (60º vee) | En línea 8 | V 8 (90º vee) | | | |
| Valve train | Único árbol de levas | Doble árbol de levas (por banco) | | | | |
| Valves | 2 valves per cylinder
24 total valves | | | | | |
| Displacement | 201 cu in | 199 cu in | 256 cu in | | | |
| Bore x Stroke | 3 in x 2 in
1.31 ratio | | | | | |
| Compression ratio | 9.7:1 | | | | | |
| Maximum power | 320 hp (unit) @ 7700 rpm | 160 hp (unit) | 603 hp (unit) | | | |
| Maximum RPM | | | 9000 | | | |
| Fuel | Gasolina | Gasolina | Gasolina | | | |
| Construction | Aleación ligera block &
Aleación ligera head | | | | | |
| Sump | | | Cárter seco | | | |
| Manufacturer | | | Gibson | | | |
| Code | | | GK-428 | | |
|
| Wheelbase | 94 in | 130 in | 118 in | | | |
| Length | 164 in | | 187 in | | | |
| Width | 66 in | | 75 in | | | |
| Height | 42 in | | 41 in | | | |
| Track | front: 53 in
rear: 53 in | | front: 62 in
rear: 61 in | | | |
| Kerb weight | 2039 lb | | 2050 lb | | |
|
| Engine location | Trasero | | | | | |
| Transmission | 5, Manual
| 4, Manual
| 6, manual secuencial
| | | |
| Brakes | front: Disco
rear: Disco
| front: Tambor
rear: Tambor
| front: Disco Ventilated
rear: Disco Ventilated
| | | |
| Wheels | front: 5.5 15
rear: 7 15
| | front: 12.5 18
rear: 13 18
| | | |
| Tyres | | | front: 30/68 R18
rear: 31/71 R18
| | |
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