Rotational dynamics explained through a 1935 physics textbook. Explore classic diagrams and timeless explanations that break down torque, angular motion, and rotational principles in a clear, ...

When it comes to engine (and really, overall vehicle) power, the most commonly referenced values are horsepower and torque. Mainly horsepower, which some enthusiasts are always looking for ways to ...

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 ...