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tmr41

  1. S

    Mikuni TMR41 Mixture query

    I got a Mikuni TMR41mm carb on my 2002 650SM. When I turn the mixture screw in and out it has no effect on engine RPM. Do I need a smaller or larger holed pilot jet ? I don't know whether its an air screw or a fuel screw. Also there isn't much difference between the choke on and not on...