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Type | Fixed-head coupé | Fixed-head coupé | Fixed-head coupé | | |  |
Seats | 4/5 | 2+2 | 2+2 | | |  |
Doors | 2 | 2 | 2 | | |
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Top Speed | 112 mph | 90 mph | 93 mph | | |  |
Standing 1/4 mile | 17.20s | | 19.80s | | |  |
Power-to-weight | 125.12 hp/ton | 69.8 hp/ton | 79.27 hp/ton | | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | | |  |
Fuel consumption | | 32.67 US MPG (combined) | 27.35 US MPG (combined) | | |
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Engine | Straight 4 | Straight 4 | Straight 4 | | |  |
Valve train | Single overhead camshaft | Overhead valves | Single overhead camshaft | | |  |
Valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
8 total valves | | |  |
Displacement | 121 cu in | 55 cu in | 68 cu in | | |  |
Bore x Stroke | 4 in x 3 in
1.11 ratio | 3 in x 3 in
0.96 ratio | 3 in x 2 in
1.44 ratio | | |  |
Compression ratio | 9.70:1 | 9.5:1 | 8.80:1 | | |  |
Maximum power | 127 hp @ 5800 rpm | 52 hp @ 6500 rpm | 65 hp @ 6000 rpm | | |  |
Maximum torque | 127 ft.lb @ 3600 rpm | 48 ft.lb @ 4000 rpm | 61 ft.lb @ 4400 rpm | | |  |
Fuel | Petrol | Petrol | Petrol | | |  |
Main bearings | | 3 | 5 | | |  |
Coolant | Water | | Water | | |  |
Code | | 100 GBC. 000. | 128 AC 5.000. | | |
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Wheelbase | 103 in | 80 in | 88 in | | |  |
Length | 171 in | 144 in | 150 in | | |  |
Width | 63 in | 59 in | 61 in | | |  |
Height | 54 in | 51 in | 51 in | | |  |
Track | front: 51 in
rear: 51 in | front: 46 in
rear: 48 in | front: 52 in
rear: 52 in | | |  |
Ground clearance | | 5 in | 5 in | | |  |
Kerb weight | 2238 lb | 1642 lb | 1808 lb | | |  |
Fuel capacity | | 8 US Gal | 13 US Gal | | |
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Engine location | Front | Rear | Front | | |  |
Engine Alignment | | | Transverse | | |  |
Wheel Drive | Rear wheel drive | Rear wheel drive | Front wheel drive | | |  |
Transmission | 4, Manual
| 4, Manual
| 4, Manual
| | |  |
Top gear ratio | 1.00 | 4.875:1 | 13/53 | | |  |
Steering | | Worm & Sector | Rack & Pinion | | |  |
Turning circle | 0 ft | 31 ft | 32 ft | 0 ft | |  |
Brakes | front: Disc rear: Drum
| | front: Disc rear: Drum
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