NASCAR Winston Cup Series Race Cars
Vehicle Specifications
Courtesy NASCAR Public Relations

Current Winston Cup Car Specs

Chevrolet

Ford

Pontiac

HEIGHT (inches)

51

51

51

WEIGHT (pounds)

3400

3400

3400

WHEEL BASE (inches)

110

110

110

ENGINE

358 c.i.

358 c.i.

358 c.i.

HORSEPOWER @ (RPM)

720 @ 8500

700@ 8000

715@ 6000

INDUCTION

Holley 750-830 CFM 4-Barrel Carburetor

TORQUE (ft/lb @ RPM)

525 @ 6000

490 @ 8000

530 @ 6000

TRANSMISSION

4spd. man.

4spd. man

4spd. man.

WHEELS (inches)

9.5 x 15

9.5 x 15

9.5 x 15

FUEL AND FUEL CELL

104 octane gasoline / 22 gallon capacity fuel cell

BRAKES

Four-wheel disc brakes on all NASCAR Winston Cup Series cars

CHASSIS

Fabricated rectangular steel tubing with integral roll cage

FRONT SUSPENSION

Independent coil springs/twin control (A) arms

REAR SUSPENSION

Trailing arms, coil springs, panhard rod, full floating axle

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