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engine rev

  1. Engine Rev's on it's own no matter the situation

    XSR900 Common Problems/Issues
    So let me caveat this by saying I have done some modifications to my '16 XSR900. The relevant ones I believe could be a full Arrow Exhaust system and a Rapid Bike Adaptive Fuel Management System. Onto the problem: Bike was running great with above said modifications installed for about 1000...
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