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  1. Raptor 660 Modifications
    I know the jetting discussion has been beaten to death with these but after a couple days of searching the internet I'm still at a loss. I have an 2003 660 with a 686 kit and Wiseco 11:1 piston. Stock exhaust, stock cam, and the complete airbox is still on the quad. I used the Tusk carb...
  2. Raptor 660 Maintenance
    I have a 2001 Raptor 660 with an FMF exhaust. i recently bought it and found out that when i would be going half or more throttle it would sort of just sputter and lose power. Pretty soon after riding it for like 15 minutes maybe less it wouldn't start back up. It would kinda start back up and...
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