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Old 02-07-2013 | 04:26 PM
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DAVE KEPHART
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From: BEND, OR
Default why 30%

Why do YS 160/170's run so much better on 30% ,or am I just mistaken.What fuel would work best?I still run Powermaster 20/20 is my YS 140 ,but its been my understanding that the bigger ys's thirst for more nitro