Specification 156 -85

 

Engine: Type 031, rear-mounted 120 V6, light alloy cylinder block and heads, aluminium wet liners, water cooled
Bore & Stroke: 81 x 48.4 mm
Unitary and Total Displacement: 249.40/1,496.43 cc
Compression Ratio: 7:1
Max. Power Output: 780 bhp at 11,000 rpm in race tune, max. pressure 3.6 bar
Timing Gear: 4 valves per cylinder, 2 overhead cams per cylinder bank, newly designed gear drive off the rear of the engine
Fuel Feed: Turbocharged, 2 side-mounted KKK turbos, Weber-Marelli digital electronic injection plus Emulsistem
Ignition: Single plug, Magneti Marelli electronic
Lubrication System: Dry sump
Transmission: Rear-wheel drive, multi-plate clutch, 635 5-speed gearbox + reverse, transverse-mounted incorporating the engine oil tank, ZF limited-slip differential
Gear Ratios: Variable depending on track
Chassis: New CAD-designed type 635 monocoque, honeycomb composite with carbon fibre and Kevlar
Front Suspension: Double wishbones, pull-rods
Rear Suspension: Double wishbones, pull-rods
Brakes: Carbon-fibre discs, 4-pot Brembo callipers on all four wheels
Steering: Rack and pinion
Length: 4,292 mm
Width: 2,135 mm
Height: 1,080 mm
Wheelbase and Front/ Rear Track: 2,762/1,797/1,663 mm
Kerb Weight (with water and oil): 548 kg
Front Tyres: 25.0-10.0-13", Goodyear
Rear Tyres: 26.0-15.0-13", Goodyear
Wheels: Speedline split rims, front 12.5x13", rear 16.5x13"
Fuel Tank: 220 litres, mid-mounted, 102 octane RON fuel
Bodywork: Composite, only for side panelling

 

 

 

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