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  1. sam93

    !!Help!! Lifan 125 engine stumped to whats wrong

    Hey miniriders! Im working on a Pit Pro big foot with a lifan 125cc engine. It is only around 5 hours old. Had been running great with no problems then it wouldnt rev past half throttle. Checked it and it had no valve clearance. I have pulled the carby apart cleaned it, done valve...