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xcr 440 octane rating

J
Dec 7, 2010
23
0
1
eastern wa
ok polaris guys bought a 99 xcr 440 sp, i have read somethings saying race feul only, does anyone here have one and if you do does it require race fuel or just 91 octane, any help will be good thank you
 
X

X2Freeride

Well-known member
Jan 25, 2009
1,546
582
113
39
With the stock head you will need to run 110 oct. You can get a low comp head to run pump fuel though.
 
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