Idk why the larger pic of this pan won’t add but here’s a basic picture of grumps pan
Grump and Eckstrom shared some info but these pans are almost identical .
Eckstrom
Had ZERO other people running Pontiacs in pro stock to share info with he was the only one .
https://youtu.be/RXVyW3WqPrI Video of the pro car in a pro stock parade .Wally booths car makes an appearance too I used to race against that car w the RAIV Stephens car in NETO so much fun .two really rare muscle cars doing what they were meant to do