Date: Sun, 20 Apr 2003 16:43:59 +0000 (UTC) From: "murphwiz" <nutz76nopsamternet.comOHDEAR> Subject: Re: Saab's High Pressure Turbo Engine Questions
"SimonJ" <Menopsam.net> wrote in message news:b7uh89$54$1nopsamn.btinternet.com... > > > Expect to have to replace camshaft and balance shaft > chain/gears/tensioners > > > every 100,000 miles. > > > > That's simply not true. They certainly need inspecting at that > > mileage, but it's rare to need to replace them at such a low > > mileage. > > > IME they are becoming pretty worn at that mileage. > The last one I changed had 92,000 miles, and the sprokets were extremely > worn. This was on a vehicle maintained from new by the same main dealer. > I really don't think you can put a mileage on the timing chain... but anything less than 100k miles is pretty unusual... 160k miles could be considered average, and 200k+ is pretty good! They tend to tell you well in advance when they are worn...