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  1. XC Dyno/Tuning
    Just got my quad off the dyno and I'm kinda bumed at the power it made. Ended up pulling 52.66HP and 35.58TQ. I have pretty much all the supporting mods. Its a thumper racing 570 with their trail port job and stock sized kibble white valves, 833 cam, 43mm Carb. FCI intake. Hi-flow water pump...
  2. XC Engine/Carb/Drivetrain
    Hey guys, I just got done installing the thumper racing 570 kit. The carb went to sredrum and made into a 43mm. My problem now is that when trying to fire this beast the first rotation makes a good spark at the plug but every other stroke is very weak at best. The plug is new, so I thought it...
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