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Discussion Starter · #1 ·
What are you 500 owners running for settings on the air screw on your sleds. I have a boost bottle and RAD valves install. All else is stock with 130PSI on both holes. Having what seems to be a lean condition on the bottem end with the air screw out 1/2 turn. tried moving the needle up one notch and still seems the same. idles good mid and top pull hard.
 
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