They changed the octane definition since our vans were built. regular fuel is enough octane for a stock engine. Lilley has to run 100 LL av gas. Mike > From: Chris Holtz <holtzwagen@HOTMAIL.COM> > Reply-To: Chris Holtz <holtzwagen@HOTMAIL.COM> > Date: Fri, 28 Dec 2001 21:28:56 -0800 > To: vanagon@GERRY.VANAGON.COM > Subject: Re: higher octane needs > > Forgive me if I missed this in an earlier post, but my bus has a stock decal > at the gas cap that says to use 91 Octane gas. > Am I wasting my money? > Chris Holtz > 85 Westy - "Gromit" > > >> From: Paul Mayfield <paulmayfield@EARTHLINK.NET> >> Reply-To: Paul Mayfield <paulmayfield@EARTHLINK.NET> >> To: vanagon@GERRY.VANAGON.COM >> Subject: Re: higher octane needs >> Date: Fri, 28 Dec 2001 19:47:43 +0000 >> >> Please correct me if any of this is untrue/incorrect! >> >> Bentley states on the back cover: >> ----------------------------- >> Gasoline octane requirement >> US Cost of Living rating (CLC)...87 >> CLC rating method. (RON+MON)/2 = 87 >> MON = Motor Octane Number >> RON = Research Octane Number >> ----------------------------- >> As far as Vanagon engines are concerned, >> regular 87 octane gas has more energy than high octane >> gas and produces more power -in a stock engine- >> because it is not diluted with additives that produce >> much less energy than raw gas. >> >> The only difference between High octane and Regular >> are additives: anti-knock and cleaning agents. >> >> As far as I know (and I may be wrong on this) Vanagon >> engines with digifant do not have the capability to make >> use of high octane gas. I've heard some high performance >> high compression engines have preignition sensors >> that adjust to lower power levels when 87 octane is used. >> (porsche,corvette?) >> >> I have a friend who owns a Chevron station. >> He has a stable of very expensive collector cars- all >> paid for with profits from overpriced premium gas. >> Suckers, he calls em. 30 cents a gallon suckers. >> >> Flamesuit on. >> >> ========================================= > > > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp. > |
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