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 ...

Perhaps we should start with the basics of how a converter works. It is essentially a modified fluid coupling that, like a clutch, allows the transmission to be separated from the engine, so the ...

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 ...