Date: Thu, 25 Mar 2004 21:12:45 +0000 From: Johannes H Andersen <johsnospamfitter_0_0_0_0_.com> Subject: Re: Should I buy this 1992 9000 Turbo with 168,000 miles on it ...
James Sweet wrote: > > "ROBERT JOHNSON" <OSCARJOHNnospamv.net> wrote in message > news:7923-40634068-133nospamefull-3193.bay.webtv.net... > > Timing chain broke.- No warning,never had any noise. Yes, I saw the > > chain and the side plate broke. Did notice that all the sprockets groves > > were worn quite deep and all guides worn bad. The mechanics thought > > that oil was not getting into the head well enough through the oil > > holes,some blockage they said. I bought the car with 77,000 miles on it > > and I know the previous owners went by the Saab 1992 book and changed > > the oil every 10,000 miles. I changed it sooner but kind of think that > > may have lead to premature blockage and wear. > > > > > > Yikes! Every 10k miles? On cars that I've used non-synthetic I always change > the oil at 3-4k, maybe 5k max for cars like my mom's that don't get driven > hard at all. On my Turbo I run synthetic with a quality filter and change > both every 5k, that's how you get 250-300k out of an engine. Manufacture > recommendations will get you through the warranty, then it's about shot. Just changed oil/filter at 4k as I judged the color was dark. After changing, the engine was noticeable quieter and had less camshaft noise at the start. Oil: Halfords 5W/40 fully synthetic.
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