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.[2][3][4][5]

Tatuus F4-T421
ConstructorTatuus
PredecessorTatuus F4-T014
Technical specifications[1]
ChassisCarbon-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
Height950 mm (37 in)
Axle track1,510 mm (59 in) (front)
1,460 mm (57 in) (rear)
Wheelbase2,750 mm (108 in)
EngineAbarth FT-J/Autotecnica 1,368 cc (83 cu in) DOHC inline-4 turbocharged, longitudinally mounted in a mid-engined, rear-wheel drive layout
TransmissionSADEV 6-speed semi-automatic sequential gearbox
Power180–185 hp (134–138 kW)
Weight570 kg (1,257 lb) including driver
FuelVarious unleaded control fuel
LubricantsVarious
Brakes4-piston calipers Ventilated aluminum brake discs
TyresVarious
Competition history
Debut2021

History

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In January 2021, it was first announced that the car would go into production to make its competitive debut in the 2022 Formula 4 UAE Championship, as the successor of the Tatuus F4-T014, featuring the introduction of the halo, and other improved safety features.[6] Over the course of 2021, many Formula 4 championships announced their intent to use the car in the 2022 season: the Italian F4 Championship,[7] F4 British Championship,[8] F4 Spanish Championship, Formula 4 UAE Championship, F4 Brazilian Championship, ACCR Formula 4 Championship and ADAC Formula 4.

The car first began testing in September 2021.[9] The car made its competition debut in the 2022 Formula 4 UAE Championship, and featured in the 2022 seasons of all announced championships excluding the ACCR Formula 4 Championship, which was postponed due to global supply chain issues.[10]

Championships

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Year introduced Country Championship Season introduced
2022   Italy Italian F4 Championship 2022
  Germany ADAC Formula 4 2022
  Spain F4 Spanish Championship 2022
  United Kingdom F4 British Championship 2022
  United Arab Emirates F4 UAE Championship 2022
  Brazil F4 Brazilian Championship 2022
2023   Austria
  Czech Republic
  Hungary
  Slovakia
Formula 4 CEZ Championship 2023
  Spain Formula Winter Series 2023
International F1 Academy 2023
  China
  Malaysia
Formula 4 South East Asia Championship 2023
2024   Saudi Arabia F4 Saudi Arabian Championship 2024
  Australia Formula 4 Australian Championship 2024
  Mexico NACAM Formula 4 Championship 2024

References

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  1. ^ "Art. 5. 2022 FIA Central European Zone Circuit Racing Championship and Endurance Championship" (PDF). Retrieved 8 December 2022.
  2. ^ Gascoigne, Roger (October 23, 2021). "ADAC F4 continues with Tatuus-Abarth combination for 2022".
  3. ^ "Abarth alongside the champions of the future in ADAC F4 and British F4". www.media.stellantis.com.
  4. ^ McNamara, Rebecca (November 26, 2021). "F4 British Championship certified by FIA launches 2022 car and unveils ROKiT as Title Partner".
  5. ^ McNamara, Rebecca (November 10, 2021). "Inside the world's safest FIA Formula 4 car".
  6. ^ "Next-generation Formula 4 car set to hit the track this year". Formula Scout. 16 January 2021. Retrieved 11 September 2022.
  7. ^ "Italian F4 keeps Abarth power for Gen2, visits Spa in 2022". 8 October 2021. Retrieved 11 September 2022.
  8. ^ "F4 British Championship certified by FIA launches 2022 car and unveils ROKiT as Title Partner". 26 November 2021. Retrieved 11 September 2022.
  9. ^ "Gallery: Tatuus begins testing of second-generation F4 car". 16 September 2021. Retrieved 11 September 2022.
  10. ^ "ACCR F4 series delayed to 2023, Trophy events to run for old cars". 6 July 2022. Retrieved 11 September 2022.
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