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However, it is the power a car can produce at the wheels (wheel horsepower or whp) that matters when it comes to acceleration performance. Wheel horsepower equals brake horsepower minus drivetrain losses, which can be anywhere from about 10% to 25%. [12] Power-to-weight ratio: hp/lb hp/lb
Also gas pedal. A throttle in the form of a foot-operated pedal, or sometimes a hand-operated lever or paddle, by which the flow of fuel to the engine (and thereby the engine speed) is controlled, with depression of the pedal causing the vehicle to accelerate. admission stroke See induction stroke. aftermarket air brake 1. A type of brake in which the force that actuates the brake mechanism is ...
Car and Driver (CD or C/D) is an American automotive enthusiast magazine first published in 1955. In 2006 its total circulation was 1.23 million. [ 2 ] It is owned by Hearst Magazines , who purchased it from its prior owner Hachette Filipacchi Media U.S. in 2011.
When a driver steps on a brake pedal, the kinetic energy of the moving car is turned into friction between the brake pads and rotors (at 60 mph, there’s enough energy in a 3500-pound car to keep ...
Car and Driver 10Best is a list annually produced by Car and Driver (C/D) beginning in 1983, [1] nominating what it considers the 10 best cars of the year. C/D also produced the 5Best list, highlighting what it considers the five best trucks of the year. All production vehicles for sale in that calendar year are considered with these recent ...
The car is timed and recorded going in two separate and opposite directions. This practice eliminates variables such as wind, directional traction of the track and driver performance. The two times are averaged together to achieve the commonly accepted 0 to 60 time.
Larger-than-life names such as Brock Yates and David E. Davis Jr. have graced Car and Driver columns, spinning tales of pure vehicular enjoyment. Turns out, they can write damn good books, too.
Drivers race on the apron at Chicagoland Speedway (the area between the white and yellow lines). aero cover See wheel shroud. air jacks Pneumatic cylinders strategically mounted to the frame near the wheels of a racing car, which project downwards to lift the car off the ground during a pit stop to allow for quick tire changes or provide mechanics access to the underside of the car for repairs.