HOMEHOME


John Surtees, Drivers' World Champion in 1964



Model

158 F1

Type


Formula 1 racing car.

Years of activity


1964/1965.

First race


Siracusa Grand Prix of 12.4.1964.

Engine


Type 205/B. Rear-mounted. 8 cylinders in 90° V, light alloy cylinder block and heads, cast iron cylinder liners, crankshaft with 5 bearings, 120 mm connecting rod, water cooled.

Bore and stroke


67 x 52.8 mm.

Unitary and total capacity


186.1544 / 1,489.2355 cc.

Compression ratio


10.5:1.

Max. power output


210 bhp at 11,000 rpm.

Timing gear


2 valves per cylinder, 2 overhead cams per bank of cylinders, chain drive.

Fuel feed


Bosch direct injection, pump driven by toothed belt.

Ignition


Double. Marelli coil-ignition (2 distributors and 4 coils).

Lubrication


Pressurised with radiator. Dry sump.

Transmission


Rear. Dry, multi-plate clutch, 579 overhanging longitudinal gearbox with 5 speeds + reverse, plunger type limited slip differential.

Gear ratios


Variable depending on racing circuit.

Frame


Type 579. Aluminium panels with double wall riveted to a steel tube structure to form a stress-bearing semi-monococque.

Front suspension


Double wishbones: upper rocker arm, lower triangle, coaxial inboard coil springs and dampers.

Rear suspension


Double wishbones: upper arm, inverted lower triangle, coaxial springs/dampers, 2 longitudinal struts per side.

Steering


Rack and pinion.

Brakes


Dunlop discs and callipers. Inboard at rear on the differential housing, independent circuits with double pump.

Tyres


Front 5.50/6.00x13, rear 7.00x13. Dunlop.

Rims


Cast in light alloy. Front 7.00x13. Rear 8.50x13.

Wheelbase


2,380 mm.

Front/rear track


1,350 mm / 1,350 mm.

Length


3,950 mm.

Width


697 mm.

Height


768 mm.

Weight with water and oil


468 kg.

Fuel tank (litres)


125 (2 side tanks). Petrol: NO 98/100.

Battery


12 Volt Safa.

Bodywork


Aluminium single-seater body with composite components.