Formula 3

The Autotecnica built engine – the ATM AR-F3R, is a 270hp, four cylinder turbocharged Alfa Romeo 1750 TBi, with a total capacity of 1742cc. This is housed in the Tatuus F3 chassis, featuring side impact panels, front and rear carbon impact structures, wheel tethers, an extractable seat, and the new Halo system.

Manufacturer	Alfa Romeo
Type	ATM AR-F3R
Construction Type	Aluminum alloy Four cylinder in line Turbocharged Double VVT (inlet and exhaust) Drive by wire (with TPS)
Engine	1750 Tbi
Bore	83mm
Stroke/Lift	80.5mm
Capacity	1742cc
Compression	9.5:1
Power	270HP @6000rpm
Max. Torque	350Nm @4500rpm
Lubrication	DRY SUMP MACHINED FROM SOLID / 3 STAGES OIL PUMP MACHINED FROM SOLID (2 SCAVENGE, 1 PRESSURE)

Chassis	Tatuus F.3 T-318 Monocoque carbon composite FIA F.3 2018 homologated Tatuus Halo FIA homolagated Carbon composite front, rear and side crashbox FIA F.3 homologated Extractable seat FIA standard Steering column FIA homologated Roll-hoop FIA homologated Sabelt Six-point safety harnesses, Hans system OMP Extinguisher electrically operated Removable head protection
Bodywork & Wings	Carbon Fibre
Engine	Alfa Romeo 1750 Tbi 270HP @ 6.000 RPM
Engine tuning	Autotecnica Motori ATM AR-F3R
Electronics ECU	Magneti Marelli SRG 140
Instrumentation	LCD dash integrated in steering wheel
Data acquisition	Magneti Marelli
Transmission	Sadev SL-R 82 six-speed gearbox LSD Paddle shift Magneti Marelli ESA
Front Suspension	Double wishbone with pushrods Twin shock layout Camber and toe adjustable
Rear Suspension	Double wishbone with pushrods Twin shock layout Camber, toe, roll centre, anti-squat adjustable
Dampers	KONI 2 way
Spring	Eibach
Calipers	Brembo 4 piston Monolitic forget calipers
Brakes discs	Brembo 26mm.
Brake pads	Pagid
Fuel	Premier FIA FT5 fuel cell Staubli Dry-break valve10
Wheels	O.Z. Aluminium front 10 x 13” rear 12 x 13”