General data  
Grand Prix season/s 1948
Racing drivers Prinz Bira, Giuseppe Farina, Raymond Sommer, and others
Race numbers Various
VIN span 02 C – 06 C
Number produced 3
Technical Specifications  
Chassis Steel tube box frame, two oval longitudinal chassis beams
Length 3685 mm
Width 1400 mm
Height 1025 mm
Wheelbase 2160 mm
Front track 1278 mm
Rear track 1250 mm
Front suspension Independent wheel suspension, double wishbones, transverse leaf springs, Houdaille lever-type shock absorbers
Rear suspension Floating axle with traction struts, transverse leaf springs, Houdaille lever-type shock absorbers, double trailing links per side From 1950: De Dion rear suspension
Front tyres 5.50 x 16“
Rear tyres 6.50 x 16“
Tyres Pirelli tread tyres
Wheels Borrani wheels with wired spokes and central locking
Front brakes Hydraulically operated aluminium drum brakes
Rear brakes Hydraulically operated aluminium drum brakes
Weight Approx. 700 kg
Fuel tank Approx. 120 litres
Body material Aluminium
Type 125 – front Engine
Number of cylinders V12 – 60°
Displacement 1496,8 ccm
Bore and stroke 55 x 52,5 mm
Camshaft 1 overhead per cylinderbank
Valves 2 per cylinder
Valve control Valve springs
Compression ratio 6,5:1
Lubrication Dry sump
Ignition Single ignition, 2 magnetos
Fuel management 1 Weber twin carburettor, type 40 DO 3C and 1 Roots compressor, approx. 2,1 bar charging-air pressure
Maximum power Approx. 230 hp – 7.000 rpm
Gearbox 5 gears + rev.
Clutch Single disc clutch
Engine weight
  02 C, 04 C, 06 C
Good to know:

  • First race: Grand Prix Italy, Turin