So I would have a ds speed of 6266 with a mph 140 and a 28" tire and 5848 with a tire of 30" so with a 30" tire I think a aluminum 59" shaft is doable.Or even a 4" mild steel

Last edited by Clanton; 06/17/20 08:58 AM.

GOTBOOST!New improved with Victor heads.
http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/