Tatuus USF-22
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Tatuus USF-22 Specifications

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2022 marks another pivotal year with the introduction of new chassis – the Tatuus IP-22 and USF-22 – which will extend the competition life of each to 2026. Upgrades include a new, wider monocoque with the addition of a Halo-type device as well as new sidepods, underfloor, engine cover, air ducts, damper covers and fuel cell.

Chassis

Full carbon composite and aluminum honeycomb monocoque manufactured by Tatuus Racing meeting current FIA 2020 GEN 1 with Halo-type device safety standards including side impact panels, front and rear impact structures, HANS-compliant INDYCAR head restraint, front and rear wheel tethers, upgraded uprights, and upgraded front bulkhead structure for USA specific oval racing circuits.

Engine

Mazda developed 2-litre MZR (175 HP) prepared by Elite Engines, with maximum torque of 160 Ft. Lbs., utilizing a fly by wire throttle system and Cosworth SQ6 engine management system. 

Bodywork and Aerodynamics

Unique USF2000 side pods and engine cover, carbon composite diffuser, adjustable twin element rear wing and single plane carbon fiber front wing and USF2000 specific front and rear endplates. All bodywork carbon fiber construction. 

Wheels

American Racing forged Technomesh mono-block alloy wheels, 13 X 8 and 13 X 10 sizes (front & rear).

Tires

Dry and wet tires to USF2000 specification supplied by Cooper Tires.

Brakes

Performance Friction Brakes ZR24 4-piston monobloc caliper with 274.0mm discs on both the front and rear axles.  Driver adjustable brake bias.

Steering Wheel

Cosworth CFW277 with integrated dash and gear change paddles

Electrical

Cosworth Omega L2 Plus Data Logger linked via CAN to Cosworth SQ6 ECU and GCU. Option to upgrade to Pro Mazda data system, Omega Pro, at added cost.

Gearbox

Sadev SL75 six-speed sequential transmission fitted with optimized USF2000 gear ratio set controlled by a Magnetti Marelli gearshift system.

Suspension

Twin wishbone suspension with pushrod actuation to Dynamic Suspension 1640 three-way adjustable dampers and a range of adjustable front and rear anti-roll bars.  Springs provided by Hyperco, with six spring rates available, interchangeable for front and rear axles. Upgraded front and rear uprights for USA specific oval racing. Ride-height, camber and toe adjustment on both axles with roll center, anti-squat and anti-dive adjustments on rear axle.

Fuel System

Premier Fuel Systems 50 liter FT3 fuel cell with internal high pressure pump and filters.

Safety System

Fully integrated electronic FIA approved fire extinguisher system.

Engine Control Unit

Cosworth SQ6 including integrated engine and gearshift control systems.

Dimensions

Overall Length:    172 inches/4370 mm

Overall Width:      73 inches/1850 mm

Weight:                  1135 lbs./515 kg  (less driver and fuel)