je pense que les données techniques pour l'année 2013 sont encore secretes ..........
pour cette année voici quelques petits renseignements ..............



Ford Chevrolet Pontiac
Engine Size 358 c.i. 358 c.i. .358 c.i.
Horsepower 710@8000 rpm 720@8500 rpm 715@8000 rpm
Torque (ft. lbs.) 490@8000 rpm 525@6000 rpm 530@6000 rpm
Transmission 4 speed Man. 4 speed Man. 4 speed Man.
Induction Holley 750-830 4-Barrell Carburetor
Specifications
A typical NASCAR Sprint Cup Series engine.
Chassis: Steel tube frame with safety roll cage, must meet NASCAR standards.
Engine Displacement: 5.86 L (5,860 cc) (358 in³) Pushrod V8.
Transmission: 4 Speed Manual.
Weight: 3,200 lb (1,451 kg) (without driver, fuel); 3,400 lb (1,542 kg) (with driver, fuel).[29]
Power Output: 865 hp (645 kW) unrestricted; 445 hp (332 kW) with restrictor plate (2007).[30]
Torque: 720 N·m (530 ft·lbf).
Fuel: E15 provided by Sunoco.
Fuel Capacity: 17.75 US gal (67 L) most tracks.
Fuel Delivery: Fuel Injection
Fuel Injection type: McLaren
ECU Provider: Freescale Semiconductor
Compression Ratio: 12:1.
Aspiration: Naturally aspirated.
Wheelbase: 9.2 ft (3 m).
Steering: Power, recirculating ball.
Tires: Slick tire provided by Goodyear.
Length: 17.3 ft (5 m).
Height: 4.5 ft (1 m).
Width: 6.4 ft (2 m).
Safety equipment: HANS device, Seat belt 6-point supplied by Willans, Sabelt. Optional: 7 point Seat belt