Date: Mon, 19 Apr 1999 09:10:54 -0500 From: "William T. Brown III" <Ra137nopsamamp.Net> Subject: Re: Higher octane improving performance?
I've gone from 93 to 104. I've noticed no increase in performance, nor mileage. I have, however, noticed the engine's a bit quieter. But from US$1.20 to US$3.50, the quiet isn't that important. Wills '84 900T '89 900T '92 9000CD '99 9-3 Andreas van der Wal wrote: > > Hi, > > I have wondered in what way the octane corresponds to the performance of > the engine. I know that higher octane prevents knocking and therefore > can tolerate higher combustion which could lead to more hp. The question > is rather if I one time fill up my car with 95 octane fuel (european > values) and the next time with 98 octane fuel, how would that influence > the run of the engine. > > Suppose that higher octane gives me more hp, will that mean that I can > lower my fuel consumtion? > > Will it change the rpm where I get most hp? > > Will it only be effective when really giving full gas or also when I > drive like an "old lady"? > > If someone knows, I would really be interested. > > / Andreas -- William T. Brown III Ra137nopsamamp.net