What killed horsepower in the 1970s and 1980s? While the common consensus is 1972, the truth is that the real date depends on ...

These high-performance cars accounted for only 2.2% of the total Chevelle production combined. Both engines were initially slated to return for the 1971 model year, but the LS6 didn't make it.

My mind was made up. During the first week of January, I loaded up my 1971 Chevelle with my belongings, including my 12″ Admiral black and white TV set, my Trip-Tik from AAA, and set out for ...