Hi comp piston?


1 reply to this topic
  • got5steelman

Posted January 26, 2009 - 02:01 PM

#1

Will a high compression piston for a yz450, 13.5:1 run on 92 or 93 pump gas? or will I have to go to a higher octane fuel?

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  • grayracer513

Posted January 26, 2009 - 02:28 PM

#2

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