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  1. Polaris General Discussion
    My snowmobile has a bog when I put the air box on. 1985 Polaris SS 440 fan cooled Runs great no problem with the air box off. Was on the trails for hours engine temp max was 280 degrees no problem. When I put the air box on it runs good for 5 minutes until it warms up to 200 degrees and then...
  2. 440/race/modified
    New to the forum and am wondering if anyone could provide some information relating to the following issue. As mentioned, I have a 1991 Polaris Indy 400 L/C rejetted to 220 instead of 230. It starts great, idles great and runs great...most of the time. The other day I was out riding on the...
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