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Old 11-29-2010, 11:06 PM   #1 (permalink)
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2000 Polaris Indy Trail Touring 550

Does anyone know what the cylinder compression on a fan cooled 550? I did a compression check and got 90 PSI on each cylinder.
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Old 11-29-2010, 11:40 PM   #2 (permalink)
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Both plugs out and throttle wide open, pull till the gauge stops rising? (at least 5 pulls)

You should get at least 120+ on each
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Old 11-30-2010, 10:08 AM   #3 (permalink)
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Thanks for info RJ, I'll try it again.
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