With or without a clutch pedal, all cars have three elements that make up their performance combination: the car's weight, horsepower, and gear ratios. When a torque converter is added in place of a ...

This exploded view of a torque converter calls out the important converter components. On the far right is the impeller (A) that uses input power from the engine to impart fluid motion to the turbine ...

Just like the foot bone's connected to the leg bone, it's only natural to think that a car's engine is connected to its rear wheels. This seemingly reasonable assumption would be wrong—at least in ...

An automatic transmission is kinda like a parent of a three-year-old child; it does everything for the driver. Want to reverse? Just move the shift lever to R. Want to drive? Put the lever in D, and ...

For straight line guys, spending hundreds of dollars on something that doesn't give you any extra horsepower doesn't exactly seem like a good deal. Even a federal bean counter could figure that one ...