LTR all the way, do the big 3 and the shift pin relocator and never look back. The YFZ-R is still in its infancy and is prone to problems, no-one gets it right the first time.
I thought they fixed the shift pin prob for the 08-09 models
and the only prob was the third gear
honda trx450r all day! get it throw the LRD on it and u wont say another word except WOW!