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  Ferrari 312 B3/74      

  Article Image gallery (55) Chassis (4) Specifications  
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Country of origin:Italy
Produced from:1974 - 1975
Numbers built:7
Designed by:Mauro Forghieri
Predecessor:Ferrari 312 B3 'Spazzaneve'
Successor:Ferrari 312 T
Author:Wouter Melissen
Last updated:December 14, 2018
Download: All images

Engine
Configuration Type 001/12 180º V12
Location Mid, longitudinally mounted
Weight 170 kilo / 374.8 lbs
Construction light alloy block and head
Displacement 2,992 cc / 182.6 cu in
Bore / Stroke 80.0 mm (3.1 in) / 49.6 mm (2 in)
Compression 11.5:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Lucas Fuel Injection
Aspiration Naturally Aspirated
Power 490 bhp / 366 kW @ 12,500 rpm
BHP/Liter 164 bhp / liter

Drivetrain
Body aluminium and composite panels
Chassis aluminium monocoque riveted to a steel spaceframe
Front suspension double wishbones, coil springs over Koni shock absorbers
Rear suspension double wishbones, single upper radius arms, coil springs over Koni shock absorbers
Steering rack-and-pinion
Front Brakes Lockheed discs
Rear brakes Lockheed discs, in-board
Gearbox Ferrari Type 627 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 582 kilo / 1,283 lbs
Length / Width / Height 4,335 mm (170.7 in) / 2,056 mm (80.9 in) / 900 mm (35.4 in)
Wheelbase / Track (fr/r) 2,500 mm (98.4 in) / 1,600 mm (63 in) / 1,640 mm (64.6 in)
Fuel tank 230 Litre (60.8 Gallon US / 50.6 Gallon Imperial)
Wheels (fr/r) 10 x 13 / 18 x 13
Tyres (fr/r) Goodyear 9.2/20 - 13 / 16.2/26 - 13

Performance figures
Power to weight 0.84 bhp / kg

Race history
Major wins
1974 Spanish Grand Prix (Niki Lauda in 015)
1974 Dutch Grand Prix (Niki Lauda in 015)
1974 German Grand Prix (Clay Regazzoni in 016)

Resources
Related articles
Useful links

  Article Image gallery (55) Chassis (4) Specifications