Those are the early Isky Ductile iron rockers for 1964 and later B and RB motors. Good stuff up
way better than the Cranes , Ersons and the other cheaper brands twocents

Last edited by Cab_Burge; 06/18/22 06:54 PM.
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)