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 pullrod suspension elements operating inboard torsion bar and damper system
Rear suspension – Carbon-fibre wishbone and pushrod suspension elements operating inboard torsion bar and damper system
Weight – Overall vehicle weight 702kg (including driver, excluding fuel) Weight distribution between 45.5% and 46.5%
Electronics – McLaren Applied Technologies. Including chassis control, power unit control, data acquisition, alternator, sensors, data analysis and telemetry
Instruments Lubricants & Fluids
– McLaren Applied Technologies dashboard
Mobilith
SHCTM
1500 Grease – High temperature drive-shaft tripod lubrication
Mobilith
SHCTM
220 Grease – Low rolling resistance ceramic wheel bearing lubrication
Mobil
SHCTM
Hydraulic Oil – High pressure, high temperature hydraulic fluid used for chassis, transmission and power unit actuation
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
Radio – Kenwood
Paint – AkzoNobel Car Refinishes system using Sikkens products
Power Unit:
Type – Honda RA615H
Minimum weight – 145kg
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 liters
Cylinders
– 6
Bank angle
– 90 degree vee angle
No of valves
– 24
Max speed
– 15,000 rpm
Max fuel flow rate
– 100kg/hr (above 10,500 rpm)
Fuel consumption
– 100 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 Lubricants
– ExxonMobil High Performance Unleaded (5.75% bio fuel)
Mobil 1TM Engine Oil – High protection low friction lubricant and coolant, for high durability and improved fuel economy
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
MGU-K
– Maximum energy storage, 4 MJ per lap
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
Lubricants – Mobil 1 SHCTM Gear Oil – Low traction loss, high efficiency gear and bearing lubricant and coolant
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