Originally Posted by SalvadoriRacing
p/s/r = piston, sleeve and rod
regarding the bearing change, you may installed the bearing with bad alignment with the front bearing, causing some bind on the shaft.....
there's a tool to install bearing properly aligned with each other.......try to get one of find a hobby shop to make this service for you next time......
ok this is a problem, i didn't know this

i though that the bearing just sits inside the engine and the alignment is correct because the bearing "case" was tight.. i suppose this was wrong