MCL32 TECHNICAL SPECIFICATION

MCL32

Chassis

Monocoque
Carbon-fibre composite, incorporating driver controls and fuel cell
Safety structures Cockpit survival cell incorporating impact resistant construction and anti-penetration panels, front impact structure, prescribed side impact structures, integrated rear impact structure, front and rear roll structures
Bodywork Carbon-fibre composite, including engine cover, sidepods, floor, nose, front wing and rear wing with driver-operated drag reduction system
Front suspension Carbon-fibre wishbone and pushrod suspension elements operating inboard torsion bar and damper system
Rear suspension Carbon-fibre wishbone and pullrod suspension elements operating inboard torsion bar and damper system
Weight Overall vehicle weight 728kg (including driver, excluding fuel)
Weight distribution between 45.3% and 46.3%
Electronics McLaren Applied Technologies. Including chassis control, power unit control, data acquisition, sensors, data analysis and telemetry
Instruments McLaren Applied Technologies dashboard
Greases & Fluids Castrol grease and hydraulic oil
Brake system Akebono brake calipers and master cylinders
Akebono ‘brake by wire’ rear brake control system
Carbon discs and pads
Steering Power-assisted rack and pinion
Tyres Pirelli P Zero
Race wheels Enkei
Garage Radio Kenwood
Paint AkzoNobel Car Refinishes system using Sikkens products
Cooling Systems Calsonic Kansei water and oil cooling

Power Unit

Type HONDA RA617H
Minimum weight 145 kg
Primary PU components Internal Combustion Engine (ICE)
Motor Generator Unit - Kinetic (MGU-K)
Motor Generator Unit - Heat (MGU-H)
Energy Store (ES)
Turbocharger
Control Electronics
Internal Combustion Engine
 Capacity 1.6 litres
 Cylinders Six
 Bank angle 90 degree vee angle
 No of valves 24
 Max speed 15,000 rpm
 Max fuel flow rate 100 kg/hour (above 10,500 rpm)
 Fuel consumption 105 kg ‘lights to flag’ regulated fuel capacity limit
 Fuel injection Direct injection, single injector per cylinder, 500 bar max
 Pressure charging Single-stage compressor and exhaust turbine, common shaft
Fuel and Lubricant BP Castrol
Energy Recovery System
 Architecture Integrated Hybrid energy recovery via Motor Generator Units
Crankshaft coupled electrical MGU-K
Turbocharger coupled electrical MGU-H
 Energy Store Lithium-Ion battery, between 20 and 25 kg
Maximum energy storage, 4 MJ per lap
 MGU-K Maximum speed, 50,000 rpm
Maximum power, 120 kW
Maximum energy recovery, 2 MJ per lap
Maximum energy deployment, 4 MJ per lap
 MGU-H Maximum speed 125,000 rpm
Maximum power, unlimited
Maximum energy recovery, unlimited
Maximum energy deployment, unlimited

Transmission

Gearbox Carbon-fibre composite main case, longitudinally mounted
Gear ratios Eight forward and one reverse
Gear selection Electro-hydraulically operated seamless shift
Differential Epicyclic differential with multi-plate limited slip clutch
Clutch Electro-hydraulically operated, carbon multi-plate
Lubricant Castrol

Back Number

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