Rob & his father Tom started Yenko.net and hold a reunion each yr to race some of these rare Supercars. It's a great website that highlights some of the Harrell, Motion, Gibb, Yenko, Dana, Scuncio, Nickey as well as other dealers & performance builders from the era.
Check out these rare Bowties.....
http://www.yenko.net/features/featurecars.htm