What is a torque converter besides a big round thing used with automatic transmissions that holds a lot of tranny fluid and makes a mess if you spill it? I wasn't sure either; maybe this is due to the ...

Welcome to the dark world of torque converters. When it comes to automatic-equipped street machines and drag-race cars, the torque converter is a welded-up magic box that few enthusiasts know much ...

A little while ago I had one of those immensely annoying – and unwinnable – arguments in an online forum with a guy I’d never met. You’d think the touchy topic was the wisdom of wearing a face mask (I ...

Optimization of vehicle drivetrain performance has been an important endeavor for decades. So too has the quest for increased automotive engine fuel efficiency. Engine torque monitoring aids in both ...

Still can't figure out the difference between horsepower and torque? Here's the simplest, plain-English guide to engine power you’ll ever read.