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 ...

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 ...

Beefing up your diesel pickup’s factory torque converter with a heavy-duty billet-style improves power, fuel economy and transmission durability — you can bank on it When it comes to towing, the ...