Ohio Crankshaft CO (800-333-7113) 4.25 stroke up devil
Them or Tom Molnar at 616-940-4640 scope
If your stuck with a 3.91 stroke then I would call 440 Source to see if they have one in stock or not shruggy

Last edited by Cab_Burge; 04/11/18 02:16 AM.
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)