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spark plug

  1. Air/Fuel screw fell off

    Chat
    Bike: 05 DRZ SM (3x3, full yoshi, jetted, iridium plug, bunch more visual mods) So here is an interesting question, could I have messed up anything if I rode without an air fuel screw? So here is the back story behind my question: Out of the blue I started getting terrible gas mileage 37mpg...

  2. Wr426 has no spark

    Tech/Setups for Supermoto
    My wr426 was running completely fine then as I was riding along it cut out. Haven't been able to fire the engine on any of the 500+ times ive kicked it over. So I bought a new spark plug and tested it to only find there is no spark. It was running perfect then just stopped like it decided it...

  3. Bike died several times during ride and now doesnt start at al. HELP!

    Street Tarders
    Hey guys... looking for a little help troubleshooting the problem. I was out riding my 03 DRZ400S today and ran into some trouble. The bike would run fine when it did run. I could be riding along and it would just shut off. The first time it did it I was in about 4th gear and was able to start...
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