Ferrari 312B3-73

Ferrari 312B3-73 image

Active: 1973
Team: Scuderia Ferrari SpA


Engine: Type 001/11, rear-mounted 180° V12 derived from 001/1, light alloy cylinder block and head, aluminium wet cylinder liners, 112 mm connecting rods, water cooled Bore & Stroke: 80 x 49.6 mm Unitary and Total Displacement: 249.317/2,991.801 cc Compression Ratio: 11.5:1 Max. Power Output: 485 bhp at 12,500 rpm Timing Gear: 4 valves per cylinder, 2 overhead camshafts per cylinder bank, gear driven off the rear of the engine Fuel Feed: Lucas indirect injection Ignition: Single plug, Magneti Marelli Dinoplex electronic capacitive discharge Lubrication System: Dry sump Transmission: Rear-wheel drive, Borg & Beck multi-plate clutch, 628 rear longitudinal overhanging 5-speed gearbox + reverse, in unit with limited-slip differential Gear Ratios: Variable depending on track Chassis: Type 628 monocoque in boxed sheet aluminium Front Suspension: Double wishbones, rocker arms, inboard spring/damper units and anti-roll bar Rear Suspension: Upper arm, lower wishbone, upper radius rod and anti-roll bar Brakes: Lockheed discs and callipers, inboard at rear, separate hydraulic circuits, adjustable on both 2 axles Steering: Rack and pinion Length: 4,335 mm Width: 2,056 mm Height: 900 mm Wheelbase and Front/ Rear Track: 2,500/1,625/1,605 mm Kerb Weight (with water and oil): 578 kg Front Tyres: 9.0-20.0-13", Goodyear Rear Tyres: 14.0-26.0-13", Goodyear Wheels: cast light alloy; front 10x13", rear 16x13" Fuel Tank: 230 litres, 2 side-mounted tanks (NO 98/100 petrol) Bodywork: Aluminium single-seater body with composite elements