Date: Mon, 21 Jun 1999 18:53:25 +0200 From: "Kenneth Strömberg" <kennopsam324.swipnet.se> Subject: SV: Saab Turbocharger durability
A good fossil oil doesnt to the job worse than syntethic oil my 9000 2.3T has now over 420000km on the same turbo and i have never used any syntethic oil i dont use my car in the dessert or in the arctics so there is no need to pay more than you have to.(The fossil oil lubricates better) /K Robert L. Davis <iclicknopsam.com> skrev i diskussionsgruppsmeddelandet:375888E3.3CDA333Dnopsam.com... > > ...also we don't use that synthetic crap.... > > A good synthetic oil will out-perform fossil oil in every functional category. > It resists oxidation better at high temperatures, flows better at low > temperatures, has a higher flash point, retains viscosity longer--among many > other attributes. The first is especially important if you own a turbo car, as > the turbo bearing can reach very high temperatures which will coke a fossil > oil. That alone is enough reason to use it in a turbo car. > > In a normally aspirated car, a regimen like your's is probably good enough, > though you could extend your change intervals to 5000 miles or more by using a > good quality synthetic since it oxidizes more slowly. By doing so you could > almost justify the extra price for that reason alone. > >