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View Full Version : losing top end power


hendog
09-08-2010, 01:49 PM
i have an 02 660 and last weekend when i was riding it was bogging big time in high 1st and 2nd gear.i havent changed the plug yet and i plan to.what else should i do/check?
hendog
09-09-2010, 01:33 PM
anyone?
2006 400ex slsd
09-10-2010, 01:33 AM
does it smoke at all maybe u need rings:confused:
hendog
09-10-2010, 11:36 AM
no its not smoking