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Jarama, 21 June 1981: Gilles Villeneuve, winner of the Spanish Grand Prix



Model

126 CK

Type


Formula 1 racing car.

Years of activity


1981.

First race


U. S. Grand Prix of 15.3.1981.

Engine


Type 021. 6 cylinders in 120° V, rear-mounted. Light alloy cylinder block and heads, press-fitted aluminium cylinder liners. Water cooled.

Bore and stroke


81 x 48.4 mm.

Unitary and total capacity


249.4 / 1,496.43 cc.

Compression ratio


6.7:1.

Max. power output


580 bhp at 11,500 rpm.

Timing gear


4 valves per cylinder, 2 overhead cams per bank of cylinders. Gear drive at rear.

Fuel feed


Forced. 2 KKK turbos positioned at top. Lucas-Ferrari indirect injection.

Ignition


Single. Magneti Marelli Raceplex electronic capacitive discharge.

Lubrication


Forced. Dry sump.

Transmission


Rear. Multi-plate clutch. 021 gearbox with 5 speeds + reverse, transverse in block with self-locking differential.

Gear ratios


Variable depending on racing circuit.

Frame


Type 024. Stress-bearing body. Aluminium panels riveted to a light alloy structure with various sections and cast light alloy supports.

Front suspension


Double wishbones: upper rocker arms, lower triangle, inboard spring/damper units.

Rear suspension


Double wishbones: upper arm, lower trapezium, 1 central strut.

Steering


Rack and pinion.

Brakes


Brembo ventilated cast iron discs on wheels, Lockheed callipers .

Tyres


Front 22/59-13, rear 38/66-13 - Michelin.

Rims


Multi-piece. Front 11x13 - Rear 16/16.5x13.

Wheelbase


2,718 mm.

Front/rear track


1,700 mm / 1,685 mm.

Length


4,468 mm.

Width


2,110 mm.

Height


1,025 mm.

Weight with water and oil


611 kg.

Fuel tank (litres)


210. Mid-mounted. (Petrol NO 98/100).

Bodywork


Single-seater body in composite materials.