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zr440man said:
what can i do to make my 1999 zr 440 sno pro run better or get the max hp out of it.
my 1999 zr 440 sno pro has 90 and 100 lbs of compression, it spits lots of oil out the right side ehaust port, are the rings real bad, can i do just the rings ? how easy is that, it back fires out that side when its cold, and wont fire till it warms up, it bogged at the end of the year, need advice
 
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