Specification 312 B2
| First Race: | Brands Hatch Champions Race | |
| Engine: | Type 001/1, rear-mounted 180° V12 derived from 001, light alloy cylinder block and heads, aluminium wet cylinder liners, water cooling | |
| Bore & Stroke: | 80 x 49.6 mm | |
| Unitary and total capacity: | 249.317 / 2991.802 cm3 | |
| Compression Ratio: | 11.5:1 | |
| Max. Power Output: | 480 bhp at 12500 rpm |
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| Timing Gear: | 4 valves per cylinder, 2 overhead camshafts per cylinder bank, gear driven off the rear of the engine | |
| Fuel Feed: | Lucas indirect injection | |
| Ignition: | Single plug, Magneti Marelli Dinoplex electronic capacitive discharge with coil ignition unit | |
| Lubrication System: | Dry sump with radiator | |
| Wheel drive: | Rear | |
| Clutch: | Borg & Beck multi-plate | |
| Gearbox: | 621 rear longitudinal overhanging 5 speed + reserve | |
| Differential: | Multi-plate limited-slip differential | |
| Gear Ratios: | Variable depending on track | |
| Chassis: | 621/A monococque body, aluminium panels riveted on a tubular steel, partially stress-bearing engine | |
| Front Suspension: | Double wishbones, upper rocker arm, lower wishbone, inboard/damper units and anti-roll bar | |
| Rear Suspension: | Double wishbones, single upper radius arm, horizontal spring/damper units over the differential and anti-roll bar | |
| Brakes: | Discs and Lockheed callipers, inboard at rear, separate hydraulic circuits, adjustable on both 2 axles | |
| Battery: | Safa 12 Volt | |
| Steering: | Rack and pinion | |
| Length: | 3,850 mm | |
| Width: | 750 mm | |
| Height: | 900 mm | |
| Wheelbase | 2,426 mm | |
| Front Track: | 1,523 mm | |
| Rear Track: | 1,580 mm | |
| Kerb Weight (with water and oil): | 560 kg | |
| Front Tyres: | 8.6-20.0-13" , Firestone | |
| Rear Tyres: | 13.5-24.0-15", Firestone | |
| Rims: | Cast in light alloy, front 10x13", rear 15x15" | |
| Fuel Tank: | 233 litres, side mounted in canvas / Pirelli rubber | |
| Bodywork: | Single-seater body in composite materials and aluminium | |
