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Oren

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Posts: 5
Reply with quote  #1 
Pleas help me my outlaw 525 irs Is starter running low rpm and have backfire in the carburetor intake and shutdown the engine

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07 outlaw 525 irs

Rkangel

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Posts: 448
Reply with quote  #2 
The pictures are a little dark to see what is going on. 

I would start with the basics. 
1.  Check for vacuum leaks, especially around the intake boot between the carb and head.  This boot has been known to crack.
2.  Check valve adjustment.



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2009 Polaris Outlaw IRS
Dunph

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Reply with quote  #3 
also check the timing
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