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Montecarlo, 7 May 1967: Lorenzo Bandini in the Monaco Grand Prix



Model

312 F1 - 1967


Type


Formula 1 racing car.

Years of activity


1967.

First race


Brands Hatch Champions Race of 12.3.1967.

Engine


Type 242. Rear-mounted. 12 cylinders in 60° V (derived from 237), light alloy cylinder block and head, press-fitted special cast iron cylinder liners, 112 mm connecting rod, water cooled.

Bore and stroke


77 x 53.5 mm.

Unitary and total capacity


249.1297 / 2,989.556 cc.

Compression ratio


11:1.

Max. power output


390 bhp at 10,000 rpm.

Timing gear


3 valves per cylinder (2 intake), 2 overhead camshafts per bank of cylinders, chain drive.

Fuel feed


Lucas indirect injection.

Ignition


Double. Coil-ignition. 2 distributors, 4 Marelli coils.

Lubrication


Pressurised with radiator. Dry sump.

Transmission


Rear. Borg & Beck multi-plate clutch, 606 rear longitudinal overhanging gearbox with 5 speeds + reverse, self-locking plunger-type differential.

Gear ratios


Variable depending on racing circuit.

Frame


Type 606. Stress-bearing body: aluminium panels in double wall riveted to steel tube structure.

Front suspension


Double wishbone: upper arm, lower triangle, inboard spring/damper units, anti-roll bar.

Rear suspension


Double wishbone: upper arm, inverted lower triangle, two longitudinal struts, anti-roll bar.

Steering


Rack and pinion.

Brakes


Girling discs and callipers. Inboard at rear on differential housing, independent hydraulic circuits.

Tyres


Front 4.75-10/30-15, rear 6.00-12/30-15. Firestone.

Rims


Cast light alloy. Front 9.5x15. Rear 11.5x15.

Wheelbase


2,400 mm.

Front/rear track


1,550 / 1,560 mm.

Length


4,050 mm.

Width


720 mm.

Height


850 mm.

Weight with water and oil


507 kg.

Fuel tank


160 litres in 5 Pirelli rubber containers.

Alternator/dynamo


Marelli DSAE 4081 B.

Battery


12 Volt Safa.

Bodywork


Aluminium single-seater body with composite elements.