A torque wrench (pronounced "tork") is one of the essential tools you need before starting an engine rebuild, and helps determine when the appropriate amount of force has been applied to a fastener ...

torque is a force. horsepower is the rate at which the engine does work. Really, all the engine's peak torque, and the RPM at which it produces it tells you is the general operating characteristics of ...

Stall speed is a term often used when describing torque converters. Generally speaking, stall speed is the rpm the engine achieves before the converter attains its coupling speed. In the days before ...