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compression

  1. 100 octane build?

    Engine/EFI/Drivetrain
    So it turns out that I have easy access to 100 octane fuel and I'm wondering if it is worth running through my quad. At $5 a gallon it's a very happy medium between 91 and 110. I have no idea what I would need to do to compensate for the octane increase other than a higher compression piston. I...
  2. Rebuild suggestions

    Engine/EFI/Drivetrain
    I'm looking to rebuild the top end on my 08 and could use some help. Should I be buying a rebuild kit or aquire parts separately? I hear that oem gaskets is the only way to go. I can only access 91 octane fuel not sure if I could bump it up a few points with some additive. Would a 12.8:1 piston...
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