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Keihin

TWO-STROKE POTPOURRI: MR KNOW-IT-ALL

BAFFLED Dear Mr. Know-It-All, I have a 2002 KX250. I love the bike, but recently it has started running very rich. It’s not losing transmission oil, so I know the crank seal is okay, and I’ve played with a million needles and pilot jets and still can’t get the bike to clean up. Is there […]