The cover blurb on the October 22, 1981 issue of National DRAGSTER said it all.

1982 Rules: Pro Stock Revamped.

The NHRA decided they’d had their fill of the pounds-per-cubic-inch format which had defined the Pro Stock division since its inception in 1970.

The continual factoring of the leading Chevrolet and Ford combinations had proven aggravating at best, and controversial to say the least.

The Pro Stock division would now be based on a universal 500 cubic inch limit with a weight of 2,350 pounds.