[i just don't get it. GREED seems to be the ONLY reason for this "rule"...........
When NHRA made that rule NASCAR allowed the same belts to be used in their cars either(CRS ) 3 or 5 years before replacing them. Those belts were in use in the sunshine and being used lots more hours that drag cars do Damn NHRA and its political decisions
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)