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idle starting jets
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  1. Dyno/Tuning Room
    Hi I am new to sport quads, I just got a 2000 400ex. It currently has a stage 2 cam, DG slip on and an aftermarket filter. It is tough to start I have to play with the choke and throttle a bit to get it running when it has been sitting for a little while, when its warm it starts right up. What...
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