i wanted to show how easy it is to start this 3.5 and how in -5 cold start reliable redcat motors i will never buy anything but this sh motor very easy to tune. check out this link if u want to break in your motor the right way http://www.youtube.com/watch?v=uQwMfiA4hNc&lc=PT1Q_bxwCy6cDj2YIoeVFex0Lk7agKPFI7PVX15gp-k