Date: Tue, 11 Oct 2005 02:46:47 GMT From: "James Sweet" <jamessweetnospamail.com> Subject: Re: Premium vs. regular unleaded?
"Gary Fritz" <fritzxxxnospamrii.com> wrote in message news:Xns96EB5A0724ED5fritzfriicomnospam168.3.50... > I've been wondering this for a while, but I didn't want to enter that > Australian-argument thread, so here's a Saab-only question: > > What would happen if I ran my 2002 9-5 Aero on regular unleaded, instead of > premium? > > My wife thinks it will save us money. I'm concerned it could cause damage > to the engine, or at the very least cause enough power drop that you'd lose > the cost savings. > > Then let's extend the question to her car: she has a 1984 Porsche 911. > It's supposed to have premium, and it doesn't have the fancy electronics > that my 9-5 has. What happens if she feeds HER car lower-octane fuel? > > Thanks! > Gary Your car will be fine, power and fuel economy will drop some, whether it will offset the savings isn't possible to say but it won't hurt you to try it. Her car may well ping, you could back off the timing to prevent that but again that will kill the power and fuel economy and very likely more than offset the savings.
 |
 |
 |
 |
 |
