Date: Thu, 07 May 1998 17:06:45 +0100 From: "Tim Ricketts ,Wales, UK ." <rickettsnopsamil.com> Subject: Re: Cure for smoking 900i (1985) ???
Robert Clark wrote: > > I have a Saab 900 1985 (8-valve injection). The car spends long periods out > of use (sometimes several months) in a basement garage. > Recently, on starting after standing for about five months, it started > smoking badly from the exhaust - a cloud of bluish-white smoke when going > back on to the throttle after being on the overrun (eg after a downhill > stretch). The car has done 120,000 miles. Obviously it is burning oil. > A Saab-trained mechanic changed the piston rings and honed the bores. He > also fitted special seals to the valve stems. When the engine was put back > in the car it still smoked. > The mechanic then had the head pressure-tested. The test confirmed that it > is not cracked. But it still smokes. > Can anyone suggest a possible cause? > > Thanks > Robert Clark > England Check that the air filter container isn't full of oil.It's possible that when the engine was sick it pushed a lot of oil down the breather into the air filter,and is still there.I think it's unlikely,but i'd certainly look.Have you done a compression test? Tim.
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