2018年10月23日 · When I got it home I drained the gas and put in premium with an octane booster to clean it out, but it’s having a hard time idling. Starts right up and sounds ok with …

2022年10月14日 · High idle revs on a KX 250 indicate a vacuum leak in the air intake system. One of the earliest signs is the erratic idling, even when the choke is pulled and the KX 250 is …

2023年9月24日 · My 2022 kx250 exhaust header gets red hot after a short amount of time up to temperature. Idle definitely seems high. How do I adjust idle?? I’ve tried the...

2009年3月29日 · Start the engine, and turn the idle screw in until you get a slightly fast idle, or hold the throttle just barely cracked, to keep the engine idling. Turn the air screw slowly in, and …

2006年10月31日 · Check your jet numbers and report back to us, clean out your carb and check that it's installed all the way into the carb boot tightly.

2014年10月14日 · I pulled the top end off of my KX250 and rebuilt it with a new piston and rings, and cleaned up the power valve parts. After I got it all back together and fired it up.....no matter …

2016年4月16日 · Idle stays high. If you are in gear and slowly let the clutch out and then pull it back in, idle will drop to normal. Side note- i hope your not riding a brand new bike down the road

2023年7月14日 · Today couldn't keep the bike running and when starting with the choke it would idle what I would say normal with the choke on. After maybe 20 seconds the bike would rev up …

2013年7月13日 · In my experience, a fuel supply issue will show up while riding, not just at idle. So if the pump can supply at higher rpms then it should have no problem supplying at idle. …

2024年6月3日 · A good weekend came up to ride and I went to the track. Cold started the bike and let it warm up at the track with the choke on. Once I turned the choke off the bike died and …