General Motors' 4L60-E automatic transmission is one of the most popular transmissions ever built. It was initially designed to replace and modernize GM's older Turbo 700R4 — also known as the ...

Approaching four decades ago, automakers were scrambling for solutions to fuel economy woes, and GM was no exception. Computer-controlled carburetors and the birth of electronic throttle body fuel ...

Using our normal bull-in-a-china-shop approach, we were able to get the wrong transmission behind an engine that it wasn’t designed for. Of course, we didn’t know that at the time, and built the ...

Engines get all the glory, but without a stout transmission backing it up even the most exotic mill is nothing more than a noisemaker. And as engines keep putting out more and more power, the ...