There are few things in the world of high-performance cars that are truly reliable. One would have to be the GM TH400 automatic. As durable as this three-speed juicebox is, there is still room for ...

We've just spotted one of the most insane mufflers ever made. It looks like somebody forgot how a turbocharger worked and decided to reinvent the wheel as it were. As you can see from the photo above, ...

For the price of the trans pan, valve body, and separator plate gaskets, the firmness and quickness of GM Turbo 400 upshifts and downshifts can be dramatically improved, according to Darrell Young's ...