They fowled up Pro stock when they allowed Grummpy's tube chassis V-8 Vega to run, and every body else had a factory bodied car.
you mean like the four link, acid dipped bodied, dusters with hemis?
Oh you forgot the Lenco trans
Tube chassis Dusters where not allowed until a year after Jenkin's Funny car Vega and they had to carry a .50 lb per c.i. weight penalty with a Hemi which was changed to .75 half way through the next season.