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  1. ACN91 Octane, what the hell is it? - NASIOC

    Nov 20, 2011 · Welcome to the NASIOC.com Subaru forum. You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other …

  2. How much octane does methanol injection really add?

    Feb 11, 2008 · I propose that meth injection is not enough to significantly alter your octane rating as it's done by most people (e.g. M12 nozzle, delivering 750 cc/min). With dual M12's and …

  3. Using lower percentages of ethanol... (E20,E30,E50)

    Oct 27, 2011 · The fuel suppliers target a certain octane rating and a certain percentage of ethanol, and use whatever grades of gas and ethanol they need to get there. So 91 pump with …

  4. is it worth tuning for 93 octane when youre tuned for 91 - NASIOC

    Mar 23, 2015 · Welcome to the . You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other features. By joining our …

  5. AFR Table | DSMtuners.com

    Apr 29, 2012 · Also "octane" is incorrect discribed as a chemical compound in this instance, because we are talking about RON "octane rating" of gasoline fuel He has confused iso …

  6. Official Utah high octane gas locations thread - NASIOC

    Jan 31, 2010 · Official Utah high octane gas locations thread Rocky Mountains Impreza Club Forum -- RMIC

  7. 93 octane in Northern AZ? | DSMtuners.com

    May 23, 2006 · Hey guys, I just moved to Prescott Valley from Chicago. I'm used to having 93 octane everywhere, and I get out here and find no one sells it. Does anyone know of any place …

  8. homemade octane booster that really works!!!!! | DSMtuners.com

    Aug 29, 2002 · Here you can buy 100 octane for 6.50 to 7.00 a gallon at the pump or 112 octane leaded gas at the track for around 7.00 a gallon ( which you can only fill up if the track is open.

  9. Methanol octane rating | DSMtuners.com

    Dec 9, 2005 · While octane measurements of alcohol fuels put octane between 100 - 110, the actual octane is much higher due to the higher cooling properties. If you don't believe me, …

  10. 10.5 :1 compression ratio?? | DSMtuners.com

    Jun 9, 2020 · I run 10:1 on my E85 motor and 9:1 on my 91 octane gas motor and really wish that motor was a 8.5:1 motor for more timing advance. That high of compression will limit you on …