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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 aluminum 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 caliper 378Ø x 36mm Iron ventilated disc |
Rear brake system | Akebono 4 piston monoblock caliper 355Ø 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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