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  1. Bike will not redline, Lumpy above 6k

    Duke Engine
    All, I previously posted on here looking for advice and looking for some more! My Duke 690 (2013) struggles with anything above 6k revs. Its like it just sort of gives up. It will slowly creep up but then can be very jerky, like I'm twisting the throttle sharply and sometimes engine breaks so...
  2. Sxf 450 6 speed

    Offroad 4 strokes
    Does anyone have any experience putting 6th gear out of an excf450 in an sxf 450 motor. Mine is us spec 2016, 5 speed already. Thinking new shift barrel, shifter fork and gear wheels should do it?
  3. Cam sensor install on 690 duke

    Duke Engine
    Hello everyone, I belong to an FSAE team. We'll be using a 690 duke engine with MoTeC's M800 ECU. The ECU needs a cam position sensor, and the engine doesn't come with one. I need help with installing a cam position sensor, if anyone has done it before or have any info regarding this, please let...
  4. 2017 350 XCF engine swap with 2019

    Offroad 4 strokes
    Anyone know if this can/cannot be done. Differences? Mechanically, the only thing I see is the clutch is different and rekluse from 2017 will not work...
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