Just send em ur piston/sleeve sets, if the rods are on em.still and u ask unde the comments section on the order form, he'll check those for tollerance as well but doesnt need em and no need for crank...order forms on his website...cant beat the $, worksmanship is amazing, youll think its new or.even better and the turnaround is actually unbelievable!! Youll be amazed!! He even sends back the specs of wut it was, how far out it was and give you specs on the rod and a timeframe of lifespan..