Tatuus F4-T421
| Constructor | Tatuus |
|---|---|
| Predecessor | Tatuus F4-T014 |
| Technical specifications | |
| Chassis | Carbon-fiber monocoque, fiberglass body |
| Suspension (front) | Push-rod with twin non-adjustable shock absorbers, adjustable anti-roll bar and third element |
| Suspension (rear) | Push-rod with twin non-adjustable shock absorbers, adjustable anti-roll bar and third element |
| Height | 950 mm (37 in) |
| Axle track | 1,510 mm (59 in) (front) 1,460 mm (57 in) (rear) |
| Wheelbase | 2,750 mm (108 in) |
| Engine | Abarth FT-J/Autotecnica 1,368 cc (83 cu in) DOHC inline-4 turbocharged, longitudinally mounted in a mid-engined, rear-wheel drive layout |
| Transmission | SADEV 6-speed semi-automatic sequential gearbox |
| Power | 180–185 hp (134–138 kW) |
| Weight | 570 kg (1,257 lb) including driver |
| Fuel | Various unleaded control fuel |
| Lubricants | Various |
| Brakes | 4-piston calipers Ventilated aluminum brake discs |
| Tyres | Various |
| Competition history | |
| Debut | 2021 |
The Tatuus F4-T421 is an open-wheel formula race car, designed, developed and built by Italian manufacturer Tatuus, for Formula 4 junior categories, since 2021.