THE ULTIMATE GUIDE TO 454SS SEATS

1970 saw the introduction from the most powerful Chevelle SS of all time. Responding to the lifting of GM's ban on engines larger sized than 400 cid in midsize vehicles, Chevrolet responded by dropping in a whole new 454 cubic engine into its Chevelle SS. The highest engine preference was the LS6 version with 450bhp. The common Chevelle SS 396 cont