So one might construe that the Air-cooled brethren ought to use higher octane to prevent pre-ignition. We do have much higher head temps. Sean Garrett 1981 Westy (his) 1995 Eurovan Camper (hers) sean.garrett@asu.edu
> -----Original Message----- > From: Matthew Libby [mailto:MLibby1@CFL.RR.COM] > Sent: Thursday, October 03, 2002 11:41 AM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: what's the best kind of gasoline? > > > This is a false conception about high octance/ Higher octane > just means > that the fuel is harder to ignite. Only high temp and or > high compression > engines benefit at all from high octance. > ----- Original Message ----- > From: "Malcolm Stebbins" <Malcolm.Stebbins@MSVU.CA> > To: <vanagon@GERRY.VANAGON.COM> > Sent: Thursday, October 03, 2002 9:27 AM > Subject: Re: what's the best kind of gasoline? > > > > I dare not post anything w/o first doing an archive search :-))) > > > > I did find that Joel Walker posted on this topic back on > 17 Sep 94! ( > > http://gerry.vanagon.com/cgi- > > bin/wa.exe?A2=ind9409&L=vanagon&P=R17458 ) > > > > I then did a google.com search related to this topic as I > was trying to > > find backing for what my mechanic tells me: Premium gas is > 'better' in > > that one can go farther on a tank of premium than on a tank > of regular > > and that one should be looking at costs per kilometre/mile > rather than > > cost/litre (gallon). He also suggests that since premium burns more > > slowly (I'll assume that this is correct) that there is > more of 'push' on > > the piston and less of a 'slap' therefore being easier on > the engine. > > > > So what did I find on Google? Nothing. I tried AAA and CAA too: > > nothing. Can anyone speak to this issue? Malcolm > |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.