Scuderia Toro Rosso STR1 Cosworth

Scuderia Toro Rosso STR1 image

Active: 2006
Team: Scuderia Toro Rosso

Designer: Mark Smith & Rob Taylor
Drivers: Vitantonio Liuzzi (20), Scott Speed (21)

Apart from some development changes the STR1 is identical to the Red Bull RB1 that the sister team ran during the 2005 season. In the course of the 2006 season even some developments were transferred from the RB2 such as a special low drag rear wing at Monza 2006.


Chassis: Composite monocoque structure, designed and built in-house, carrying the Cosworth Racing TJ2005 engine as fully stressed member.
Transmission: Seven-speed gearbox, longitudinally mounted high-pressure hydraulic system for power shift and clutch operation. AP Racing triple-plate pull-type clutch.
Wheels: OZ Racing; front: 12.7in x 13in, rear: 13.4in x 13in
Tyres: Michelin
Front suspension: Cast titanium uprights. Upper and lower carbon wishbones and pushrods. Torsion bar springing and anti roll bar. Koni damper layout.
Rear suspension: Cast titanium uprights. Upper and lower carbon links and pushrods. Coil springs and torsion anti-roll bar. Koni damper layout.
Brakes: AP Racing lithium alloy six-piston callipers. Carbon Industrie or Bremo carbon/carbon discs and pads.
Electronics: Pi 'VCS' System. Integrated engine/chassis electronic control system.
Fuel: Castrol Racing Fuel


Designation: Cosworth Racing TJ 2005
Number of cylinders: 10
Number of valves: 40
Vee angle: 90 degrees
Capacity: 2998 cc
Power output: not disclosed
Max engine speed: 18000 rpm
Engine construction: Aluminium block and heads cast in Cosworth Racing's own foundry, Aluminium alloy pistons, Steel crankshaft
Engine management: Pi Research
Ignition system: Cosworth Racing
Spark plugs: Champion