Saturday 3 January 2015

Ferrari F50

Engine

Type: Tipo 040-derived, model SFE 4.7 VJGAEA
Position: mid-engine, rear-wheel drive
Configuration: longitudinal 60-valve 65° V12, derived from F1 unit
Aspiration: natural, with variable length intake manifold via butterfly valve in intake manifold
Intake manifold: carbon fiber
Block: nodular cast iron
Heads/Pistons: might-alloy aluminum heads/forged Mahle pistons
Oil sump: aluminium
Connecting rods: forged titanium
Crankshaft: forged steel
Cam covers/Oil and water pump housing: magnesium sand castings
Exhaust manifold: stainless steel
Engine weight: 436.5 lb (198.0 kg)
Timing gear: 5 valve/cyl (3 intake, 2 exhaust), 4 overhead camshafts (2 per cylinder bank) driven by low-noise Morse chain
Displacement: 4698 cc/286.68 ci
Max. power: 520 PS (382 kW; 513 hp) @ 8000 rpm
Max. torque: 347 lb·ft (470 N·m) @ 6500 rpm
Power/Disp.: 109.1 bhp/litre
Weight/Power ratio: 5.8 lb/bhp
Bore x Stroke: 3.35 in (85 mm). x 2.72 in (69 mm)
Bore:Stroke ratio: 1.23:1 (oversquare)
Compression ratio: 11.3:1
Redline: 8500 rpm
Fuel cutoff: 8640 rpm[2]
ECU: Bosch Motronic 2.7 (controls the fuel feed, ignition timing, and variable length intake and exhaust systems)
Fuel feed: Sequential injection
Ignition: Bosch static electronic distributor-less ignition
Lubrication: dry sump, tank incorporated within the final drive housing, 3 scavenger pumps
Variable intake: butterfly valve in carbon fiber intake manifold closed at low rpm, open at high rpm
Variable exhaust: butterfly valve in upper tailpipes closed at low rpm, open at high rpm
Fuel tank: foam filled, aeronautical-style Sekur rubber bladder, 27.7 US gal (105 L; 23 imp gal)


Transmission
Configuration: longitudinal 6 speed manual + reverse, limited slip differential, RWD
Gear ratios: 2.933:1 (1st), 2.157:1 (2nd), 1.681:1 (3rd), 1.360:1 (4th), 1.107:1 (5th), 0.903:1 (6th), 2.529:1 (reverse)
Final drive: 3.70:1
Flywheel: steel
Final Drive Assembly: aluminum sand casting
Remaining gearset housing: magnesium sand casting
Support bracing: steel
Clutch: dry, twin plate
Cooling: oil-water intercooler between gearbox lubricant and engine

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