General data  
Grand Prix season/s 1972 – 1973
Racing drivers Jacky Ickx, Clay Regazzoni, Mario Andretti, Arturo Merzario, Nanni Galli
Race numbers
VIN 009
Number produced 1
Presentation Maranello and Monza, Tests August 1972
Technical Specifications  
Chassis Steel monocoque with riveted aluminium sheets
Height 956 mm
Wheelbase 2340 mm
Front track 1540 mm
Rear track 1600 mm
Front suspension Independent wheel suspension, delta wishbones at the bottom, wishbone at the top, shock absorber unit, anti-roll bar
Rear suspension Independent wheel suspension, delta wishbones at the bottom, wishbone at the top with 2 longitudinal trust rods per side, anti-roll bar, shock absorber unit
Front tyres 13“, 8.60 x 20.0 x 13“
Rear tyres 15“, 13.50 x 25.0 x 15“
Tyres Firestone and Goodyear slicks
Wheels Campagnolo alloy rims – 5 spokes design and central locking
Front brakes Lockheed ventilated disc brakes
Rear brakes Lockheed ventilated disc brakes, mounted on differential
Weight Approx. 550 kg, including oil and water
Fuel tank Central mounted
Body material Fiberglas
Type 001/1 – mid-engine
Number of cylinders V12 – 180°
Displacement 2991 ccm
Bore and stroke 80 x 49,6 mm
Camshaft 2 overhead per cylinderbank
Valves 4 per cylinder
Valve control Valve springs
Compression ratio 11,5:1
Lubrication Dry sump
Ignition Marelli Dinoplex ignition
Fuel management Lucas indirect injection
Maximum power 470 hp – 12.600 rpm
Gearbox 5 gears + rev., longitudinal installed at the end of the engine
Clutch Multi disc clutch
Engine weight Approx. 170 kg
Director of Gestione Sportiva Peter Schetty From 1973: Sandro Colombo
Design engineer/s Mauro Forghieri
Engine Mauro Forghieri, Franco Rocchi
Good to know:

  • First 312 B3 version
  • Based on 312 B2 and 312 B2/B
  • Test car only
  • Front wing looking like a snow plough – “Spazzaneve”