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 ...

While the gas crunch that rang in the ’80s can be held responsible for the sub-200 hp “muscle cars” that were jammed down our throats by the Big Three in those days, it also brought us a grip of new ...