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  1. atv ice racing rejet question?

    Alternate Transportation
    I have a 2006 yfz 450 with a gytr exhaust and airfilter with air box lid off, I also have a higher compression piston, and I want to try ice racing this winter and I know I need to rejet to run richer so I dont burn a hole in my piston, does anybody know what size main and pilot jets I should...
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