HI All, well its been awhile.Still working on 03 fatboy,motor 113.se htcc ported heads,10.5.1 pistons,cams woods 9fg.crank screamin eagle stroker.10 over bigger bore cyls.pulled motor apart it keep pinging.was going to change pistons to drop the comp.anyways i found the front piston rod has alot of slop in it,My question is can i stick the stock crank back in it and run the same 9fg cams with new pistons and i will have to go 20 over.