Polaris ATV Forum - View Single Post - Tech support question of the week Sportsman 500
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post #6 of (permalink) Old 03-04-2013, 12:36 PM
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Join Date: Nov 2010
Location: north country
Posts: 258
craig maybe you or someone can explain to us how this system lowers the compression...i imagine it only lowers it at slow cranking speeds as to not steal power higher in the rpm range
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