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| Type | Roadster | Fixed-head coupé | Hatchback | Fixed-head coupé | Hatchback | | |
| Seats | 2 | 2 | 2 | 2 | 4/5 | | |
| Doors | | 2 | 3 | 2 | 3 | |
|
| Top Speed | | 162 mph | | 152 mph | 118 mph | | |
| Acceleration (0-100 km/h) | | | | | 9.60s | | |
| Power-to-weight | 262.5 hp/ton | 200 hp/ton | | 273.02 hp/ton | 131.65 hp/ton | | |
| Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | |
|
| Engine | Straight 4 | Straight 6 | Straight 3 | Straight 4 | Straight 4 | | |
| Valve train | Double overhead camshaft (per bank) | Single overhead camshaft | | Double overhead camshaft (per bank) | Single overhead camshaft | | |
| Valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
12 total valves | | 2 valves per cylinder
8 total valves | 2 valves per cylinder
8 total valves | | |
| Displacement | 60 cu in | 183 cu in | 98 cu in | 96 cu in | 79 cu in | | |
| Bore x Stroke | 3 in x 3 in
1 ratio | 3 in x 3 in
0.97 ratio | | 3 in x 3 in
0.95 ratio | 3 in x 3 in
1.02 ratio | | |
| Compression ratio | 9.5:1 | 8.0:1 | | 11.40:1 | | | |
| Maximum power | 105 hp @ 8500 rpm | 175 hp @ 5200 rpm | 185 hp | 172 hp @ 7500 rpm | 104 hp @ 6800 rpm | | |
| Maximum torque | | 188 ft.lb | | | | | |
| Fuel | Petrol | Petrol | Petrol | Petrol | Petrol | | |
| Main bearings | | | | 5 | 5 | | |
| Construction | | Cast iron block &
Light alloy head | | | | | |
| Coolant | Water | | | Water | Water | |
|
| Wheelbase | | 94 in | | 87 in | 95 in | | |
| Length | | 166 in | 156 in | 145 in | 146 in | | |
| Width | | 70 in | 68 in | 63 in | 62 in | | |
| Height | | 50 in | 56 in | 40 in | 54 in | | |
| Track | | front: 53 in
rear: 56 in | | front: 51 in
rear: 51 in | | | |
| Kerb weight | 882 lb | 1929 lb | | 1389 lb | 1742 lb | | |
| Drag coefficient | | | 0.29 | | 0.350 | | |
| Fuel capacity | 12 US Gal | | | | | |
|
| Engine location | Rear | Front | | Front | Front | | |
| Engine Alignment | Longitudinal | Longitudinal | | Longitudinal | Transverse | | |
| Wheel Drive | | Rear wheel drive | | Rear wheel drive | Front wheel drive | | |
| Transmission | 5, Manual
| 4, Manual
| 5, sequential manual
| 5, Manual
| 5, Manual
| | |
| Top gear ratio | | | | 0.85 | | | |
| Steering | Rack & Pinion | Recirculating ball | | Recirculating ball | | | |
| Brakes | | front: Drum
rear: Drum
servo assisted
| | front: Disc
rear: Disc
| front: Disc
rear: Drum
| |
|
| Designer | | | | Ercole Spada | | | |
| Number made | | | | 12 | | |
|
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