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Type | Fixed-head coupé | Fixed-head coupé | Roadster | |  |
Seats | 2+2 | 2+2 | 2 | |  |
Doors | 2 | 2 | 2 | |
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Top Speed | | 136 mph | | |  |
Standing 1/4 mile | | 16.40s | | |  |
Power-to-weight | 216.06 hp/ton | 191.19 hp/ton | | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | |
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Engine | Straight 6 | Straight 6 | V 10 | |  |
Valve train | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | |  |
Valves | 2 valves per cylinder
12 total valves | 2 valves per cylinder
12 total valves | 4 valves per cylinder
40 total valves | |  |
Displacement | 258 cu in | 258 cu in | 390 cu in | |  |
Bore x Stroke | 4 in x 4 in
0.87 ratio | 4 in x 4 in
0.87 ratio | 4 in x 4 in
0.99 ratio | |  |
Compression ratio | 9.00:1 | 9.00:1 | 10.80:1 | |  |
Maximum power | 269 hp @ 5400 rpm | 269 hp @ 5400 rpm | 613 hp @ 6750 rpm | |  |
Maximum torque | 284 ft.lb @ 4000 rpm | 284 ft.lb @ 4000 rpm | 501 ft.lb @ 5500 rpm | |  |
Fuel | Petrol | Petrol | Petrol | |  |
Catalytic converter | no | no | yes | |  |
Main bearings | 7 | 7 | | |  |
Coolant | Water | Water | Water | |
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Wheelbase | 105 in | 105 in | 100 in | |  |
Length | 184 in | 184 in | 155 in | |  |
Width | 65 in | 65 in | 75 in | |  |
Height | 50 in | 50 in | | |  |
Track | front: 50 in
rear: 50 in | front: 50 in
rear: 50 in | front: 61 in
rear: 60 in | |  |
Ground clearance | | 6 in | | |  |
Kerb weight | 2745 lb | 3102 lb | | |  |
Weight distribution | | 50.00 | | |  |
Fuel capacity | | 17 US Gal | | |
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Engine location | Front | Front | Front | |  |
Engine Alignment | Longitudinal | Longitudinal | Longitudinal | |  |
Wheel Drive | Rear wheel drive | Rear wheel drive | Rear wheel drive | |  |
Transmission | 4, Manual
| 3, Automatic
| 6, Manual
| |  |
Top gear ratio | | 1.00 | 0.63 | |  |
Steering | | | Rack & Pinion | |  |
Power Steering | | | yes | |  |
Turns lock-to-lock | | 2.5 | | |  |
Turning circle | 0 ft | 41 ft | 0 ft | |  |
Brakes | front: Disc rear: Disc servo assisted
| front: Disc rear: Disc servo assisted
| front: Disc Ventilated rear: Disc Ventilated
| |  |
Brake diameter | | | front: 14 in
rear: 13 in
| |  |
Wheels | | | front: 10 18 rear: 13 19
| |  |
Tyres | | | front: 275/40 R18 rear: 345/35 R19
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