I like the 4.25 stroke with the BB Chevy rod sizes I have bought a 4.15 crank and had it offset ground to 4.300 stroke with the BB chevy rod journal size, 2.200 I also had the mains and counterbalnces ground down so I could put it in a 400 block, that made my 518 C.I. pump gas street motor
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
I have bought a 4.15 crank and had it offset ground to 4.300 stroke with the BB chevy rod journal size, 2.200 
I also had the mains and counterbalnces ground down so I could put it in a 400 block, that made my 518 C.I. pump gas street motor 
