Originally Posted by
Pattojnr
how much fuel have you guys put through the motors before they lost even cold pinch ? ive run about 2lts through mine, and its lost all pinch. is this normal ? no marks or anything on the piston, or head button. its clean as inside.
Have found the opposite, took forever to break in and is still very tight even after around 10L..... Makes me wonder about how consistent the piston to sleeve tolerance is from engine to engine??