Mclaren MP4-12C GT3 unveiled. Full technical specification.
McLaren MP4-12C GT3 Technical Specification:
* Width (mm) - 1995mm
* Height (mm) - 1145mm
* Wheelbase (mm) - 2670mm
* Fuel tank capacity - 120 litres
* Chassis/body - McLaren carbon fibre MonoCell with aluminium front and rear frames and bespoke carbon body panels
* Aerodynamics - Front and rear diffuser, front splitter, dive planes and adjustable rear wing.
* Transmission - 6 speed sequential using actuation via steering wheel mounted paddles; Limited slip differential with a range of ramps and adjustable pre-load; Wet sump; Sintered clutch hydraulically operated; Driveshafts with tripod joints
* Engine type - V8 twin turbo McLaren M838T
* Engine capacity - 3.8L
* Bore x Stroke - 93 x 69.9
* Max. Engine speed - Limited to 7500rpm
* Cylinder block - Cast aluminium , 90 deg V angle, dry sump scavenge, Nikasil coated liners
* Crankshaft - Forged steel flat plane
* Pistons - Forged aluminium
* Conrods - Forged steel
* Cylinder head - Cast aluminium with plastic composite cam covers, inlet & exhaust variable cam timing
* Valvetrain - 32V with 40 deg variable cam timing on intake & exhaust. Low mass with sliding contact end pivoted pinger followers, single variable rate springs and hollow cast chilled iron camshafts
* Intake system - Two water/air charge air coolers. Plastic composite plenum.
* Exhaust system - Cast stainless steel exhaust manifold with compact MHI fixed geometry turbo chargers. 970 deg C turbine inlet temperature.
* Fuel system - Returnless fuel rail with twin fuel tank mounted pumps and twin spray injectors
* Engine management - MESL TAG400 ECU & CIU 100; Interfacing with Bosch ABS and Shiftec control units
* Wiring harness - Modular installation: Engine, chassis, fuel cell
* Lubrication - MOBIL1: engine and transmission
* Cooling - Air/water heat exchangers for engine water and charge air cooling combined with water/oil heat exchangers for engine, transmission & PAS.
* Front axle - SKF integrated axles with handed single wheel retaining nut
* Rear axle - SKF integrated axles with handed single wheel retaining nut
* Front suspension - Double wishbone adjustable for ride height camber and toe
* Rear suspension - Double wishbone adjustable for ride height camber and toe
* Dampers - Coil over Multimatic dampers with DSSV technology with independent bump and rebound adjustment
* Front brake system - Akebono 6 piston monoblock calliper; 378 x 36mm Iron ventilated disc
* Rear brake system - Akebono 4 piston monoblock calliper; 355 x 32mm iron ventilated disc
* Steering - Electro-hydraulic PAS
* Wheels - Forged Aluminium; Front 12” x 18”; Rear 13” x 18”; MESL TPS system compatible
* Cockpit electronics - Multifunction steering wheel with integrated driver display; Central switch panel with systems display screen
* Steering wheel - Derived from MP4-24 Formula 1 wheel retaining integrated driver display, paddle shift and switches
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