Created By:	Frank Mitchell	Category:	Engine Maintenance
Date Posted:	01-07-03	Views:	3820
Title:	Octane booster formula
Article:	From Richard Lassiter's "How to Mix Your Own Brew" In Our cars 10% = 1.24 gal = 19.84 oz 20% = 2.48 gal = 39.68 oz 30% = 3.72 gal = 59.52 oz FORMULA 1 Toulene R+M/2...114 Cost...$2.50/gal Mixtures with 92 Octane Premium 10%...94.2 Octane 20%...96.4 Octane 30%...98.6 Octane Notes: Common ingredient in Octane Boosters in a can. 12-16 ounces will only raise octane 2-3 *points*, I.e. from 92 to 92.3. Often costs $3-5 for 12-16 ounces, when it can be purchased for less than $3/gal at chemical supply houses or paint stores. FORMULA 2 Xylene R+M/2...117 Cost...$2.75/gal Mixtures with 92 Octane Premium 10%...94.5 Octane 20%...97.0 Octane 30%...99.5 Octane Notes: Similar to Toulene. 12-16 ounces will only raise octane 2-3 *points*, I.e. from 92 to 92.3. Usually mixed with Toulene and advertised as *race formula*. FORMULA 3 Methyl-tertiary-butyl-ether (MTBE) R+M/2...118 Cost...$3.50/gal Mixtures with 92 Octane Premium 10%...94.6 Octane 20%...97.2 Octane 30%...99.8 Octane Notes: Oxygenate. Very common in octane booster products. Has lower BTU content than toulene or xylene, but oxygenate effect makes the gasoline burn better and produce more energy. FORMULA 4 Methanol or Ethanol R+M/2...101 Cost...$0.60 - $1.75/gal Mixtures with 92 Octane Premium 10%...94.3 Octane (Methanol) 10%...94.7 Octane (Ethanol) 20%...Not Recommended Notes: Methanol is wood alcohol. Ethanol is grain alcohol and found in Gasohol in 10% ratios. Both alcohols are mildly corrosive and will eat gas tank linings, rubber and aluminum if used in excessive ratios. Main ingredient in "Gas Dryers", combines with water. FORMULA 5 Isopropyl Alcohol and Tertiary Butyl Alcohol R+M/2...101 Cost...$0.60-$1.50/gal Mixtures with 92 Octane Premium 10%...94.5 Octane 20%...Not Recommended 30%...Not Recommended Notes: Similar to Methanol/Ethanol. Isopropyl Alcohol is simply rubbing alcohol.