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Wheres it at, sparks said 2-1/2 turns out, stock is 1-1/2 where is it??? I need a stock yz450f needle, and 170 main, but i have no idea where this fuel screw is.
 

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look at the bottom of the carb with the bowl on, its the only flathead screw that is recessed into the bowl. turn it in and count the # of turns to know the stock setting. mine was 2 1/2 already. id bump the pilot up too
 
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