I have a 06' YZ 125 with a 144 bore kit in it i was riding it getting ready to shift into 4th gear and it shut down i held in the clutch and coasted to a stop when i try to kickstart it the kickstarter doesnt even budge does anybody know what happened?
yup. either broke a rod, sei
yup. either broke a rod, seized a piston or blew the main bearings. probly main bearings or rod. if it made a rattling sound after it bogged then the rod is brokin but if not most likely mains. either way you need to rebuild the top and bottom end