McLaren aiming for glory F1 days return with new Mercedes powered MCL35M

Woking outfit starts the new season with not only a new car and powerunit, but also a new driver.

McLaren MCL35M

The first of the 2021 Formula One Championship contenders was revealed yesterday, during a virtual launch at the Woking headquarters of McLaren.

Drivers Daniel Ricciardo and Lando Norris were joined by Zak Brown, CEO of McLaren Racing and Andreas Seidl, Team Principal, plus 200 VIP virtual guests comprising McLaren fans from around the globe. The launch of the new MCL35M marks the return of Mercedes power to McLaren F1. That was a winning combination in the team’s history and one that could assist the team to retain its current third spot in the F1 Constructors’ title chase.

McLaren MCL35M Technical Specification

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, Halo secondary roll structure, driver headrest protection and safety seat
	Bodywork	Carbon-fibre composite, including engine cover, sidepods, deflector, 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 steel pullrod suspension elements operating inboard torsion bar and damper system
	Weight	Overall vehicle weight 752 kg (including driver, excluding fuel)
		Weight distribution between 45.4% and 46.4% on front axle
	Electronics	McLaren Applied. Including chassis control, power unit control, data acquisition, sensors, data analysis
	Instruments	McLaren Applied steering wheel display
	Brake system	Six piston brake calipers with front / rear master cylinders
		‘Brake by wire’ rear brake control system
		Carbon-carbon ventilated discs and pads
	Steering	Power-assisted rack and pinion
	Tyres	Pirelli P Zero
	Race wheels	Enkei
	Paint	AkzoNobel Sikkens products
	Cooling systems	Charge air, engine oil, gearbox oil, hydraulic oil, water, and ERS cooling systems
	Advanced manufacturing	Stratasys 3D Printing & Additive Manufacturing Mazak Advanced Technology Solutions

POWER UNIT

Power unit type	Mercedes-AMG M12 E Performance
Minimum weight	150 kg
Primary PU components	Internal Combustion Engine (ICE)
	Motor Generator Unit – Kinetic (MGU-K)
	Motor Generator Unit – Heat (MGU-H)
	Energy Store (ES)
	Turbocharger

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	110 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

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 drive train
	Gear ratios	Eight forward and one reverse
	Gear selection	Electro-hydraulically operated seamless shift
	Differential	Epicyclic with limited slip by multi-plate friction stack
	Clutch	Electro-hydraulically operated, carbon multi-plate