HOMEHOME


Nürburgring, 1 August 1954: Froilan Gonzalez, second in the German Grand Prix



Model

625 F1


Type


Formula 1 racing car.

Years of activity


1954/1955.

First race


Argentinian Grand Prix of 17.1.1954.

Engine


Type 107. 4 cylinders in line, front-mounted, light alloy cylinder block and head, press-fitted cylinder liners, crankshaft on 5 bearings, water cooled.

Bore and stroke


94 x 90 mm.

Unitary and total capacity


624.58 / 2,498.32 cc.

Compression ratio


13:1.

Max. power output


250 bhp at 7,200 rpm.

Timing gear


2 valves per cylinder, 2 overhead camshafts with cups and rollers, front gear drive.

Fuel feed


Mechanical pump and 2 Weber 50 DCOA/3 horizontal twin choke carburettors.

Ignition


Double, with 2 Marelli magnetos.

Lubrication


Forced with dry sump.

Transmission


Rear. Multi-plate clutch, gearbox with 4 speeds + reverse in block with self-locking differential.

Gear ratios


Variable depending on racing circuit.

Frame


Type 500. Steel tube structure.

Front suspension


Double wishbones: double triangle, transverse lower leaf spring, anti-roll bar and Houdaille hydraulic lever dampers.

Rear suspension


De Dion live axle, two longitudinal struts, transverse lower leaf spring and Houdaille hydraulic dampers.

Steering


Parallelogram, worm and sector.

Brakes


Finned bimetallic drums with independent hydraulic control for front and rear wheels.

Tyres


Front 5.25x16, rear 7.00x16. Englebert.

Rims


Spoked, light alloy.

Wheelbase


2,160 mm.

Front/rear track


1,278 / 1,250 mm.

Length


3,988 mm.

Width


1,427 mm.

Height


1,020 mm.

Weight with water and oil


600 kg.

Fuel tank


180 litres of mixture.

Bodywork


Aluminium single-seater body.