CAR - TOP SPEED SPORTS EVENTS LS LIMITED
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 will be 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” |
