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  1. Problem at idle speed

    Garage / Mechanical Help
    Hey guys, My 2004 R6 is unstable at idle speed. It drops to ~1000rpm from ~1300-1400rpm for some seconds and it seemed one piston is not working properly. When I start moving, under 3000rpm it shake a bit but above it goes back to normal. I changed the spark plugs and after that it was working...
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