X-Ray: The Machines
3 car makers are participating in the 2008 Nextel Cup Stock Car season: Chevrolet Astra, Mitsubishi Lancer and Peugeot 307 Sedan.
Engine
Push rod 16-valve V8 engine. V8 stands for the number of cylinders (8) and their V-shape in the engine. Power is 450 hp @ 6000-rpm with a displacement of 350 CU inches 5700cc. Torque is 62kg @ 4200 rpm. Iron block and aluminium heads and 1 Demon Quadra jet carburetor. Fuel consumption is 1 litre of gasoline per 1,5 k m.
Suspension
4 wheel independent, adjustable anti-roll bar and rear-wheel-drive. Dampers and springs of any make and model.
Tyres
Goodyear tyre measuring 25.5, 10.5 and 18 inches. Developed at the Goodyear Technological Centre in Akron, USA.
Wheels
Light alloy, made in Brazil by Binno. Measurements: 10.5 x 18 inches.
Steering
Power steering with electric pump.
Brakes
Cobreq pads and 4 wheel Fremax brake discs. Wilwood calipers.
Gear Box
2 types permitted: brazilian (Bertolotti) and argentinean (Saenz GT-910). Both are 5 gear with reverse.
Fuel Tank
Rubber lined aluminium box with a full capacity of 85 litres. The fuel used is Petrobras gasoline.
Nitrous Oxide
Nitrous oxide injection causes the engine to rotate at a higher limit, greatly increasing power. The driver can only activate this command 3 times in 1 race.
Chassis
Tubular, made of steel and carbon fibre plates with anti-flame coating.
Minimum Weight
Approximately 1.250 kg, including the driver in full gear and car fluids.
