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Type | Fixed-head coupé | Fixed-head coupé | Convertible (cabrio) | Fixed-head coupé | |  |
Seats | 2+2 | 4/5 | | 1/2 | |  |
Doors | 2 | 2 | 2 | 2 | |
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Top Speed | 99 mph | 112 mph | | | |  |
Standing 1/4 mile | 19.00s | 17.20s | | | |  |
Power-to-weight | 92.68 hp/ton | 125.12 hp/ton | | 831.54 hp/ton | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | |  |
Fuel consumption | 27.67 US MPG (combined) | | | | |
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Engine | Straight 4 | Straight 4 | | V 8 | |  |
Valve train | Single overhead camshaft | Single overhead camshaft | | Double overhead camshaft (per bank) | |  |
Valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
8 total valves | | 4 valves per cylinder
32 total valves | |  |
Displacement | 79 cu in | 121 cu in | 30 cu in | 305 cu in | |  |
Bore x Stroke | 3 in x 2 in
1.55 ratio | 4 in x 3 in
1.11 ratio | | 4 in x 4 in
0.97 ratio | |  |
Compression ratio | 8.90:1 | 9.70:1 | | 9.3:1 | |  |
Maximum power | 76 hp @ 6600 rpm | 127 hp @ 5800 rpm | 21 hp | 1160 hp @ 7800 rpm | |  |
Maximum torque | 68 ft.lb @ 3600 rpm | 127 ft.lb @ 3600 rpm | | 944 ft.lb @ 4100 rpm | |  |
Maximum RPM | | | | 8250 | |  |
Fuel | Petrol | Petrol | Petrol | Petrol | |  |
Main bearings | 5 | | | | |  |
Coolant | Water | Water | Air | | |  |
Sump | | | | Dry sumped | |  |
Code | 128 AC. 000 | | | | |
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Wheelbase | 88 in | 103 in | 72 in | 105 in | |  |
Length | 150 in | 171 in | | 169 in | |  |
Width | 61 in | 63 in | | 81 in | |  |
Height | 51 in | 54 in | | 44 in | |  |
Track | front: 52 in
rear: 52 in | front: 51 in
rear: 51 in | | | |  |
Ground clearance | 5 in | | | 3 in | |  |
Kerb weight | 1808 lb | 2238 lb | | 3075 lb | |  |
Fuel capacity | 13 US Gal | | | 22 US Gal | |  |
Luggage Space | | | | 150 l | |
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Engine location | Front | Front | Rear | Front | |  |
Engine Alignment | Transverse | | | | |  |
Wheel Drive | Front wheel drive | Rear wheel drive | | | |  |
Transmission | 4, Manual
| 4, Manual
| 4, Manual
| 7, semi-automatic
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Top gear ratio | 1.04 | 1.00 | | | |  |
Steering | Rack & Pinion | | | Rack & Pinion | |  |
Power Steering | | | | yes | |  |
Turns lock-to-lock | | | | 2.7 | |  |
Turning circle | 0 ft | 0 ft | 0 ft | 36 ft | |  |
Brakes | front: Disc rear: Drum
| front: Disc rear: Drum
| front: Drum rear: Drum
| front: Disc Ventilated rear: Disc Ventilated
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Brake diameter | | | | front: 16 in
rear: 15 in
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Wheels | | | | front: 9.5 19 rear: 12.5 20
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Tyres | | | | front: 265/35 R19 rear: 345/30 R20
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