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idle 400ex rebuild

  1. Engine/EFI/Drivetrain
    Hi guys I really need some help with this asap. I rebuilt the top end of my 2000 400ex this past week. Compression is fine, new spark plug, new gas, wont run. I have hot cams stage 2, new air filter, DG pipe, Carb was rejetted from the previous owner. The quad ran before I rebuilt it, it had a...