Quote:
Originally Posted by Gerry van
l use mobil 1 5w-50 and it actually says on the packaging "porsche approved"..
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It probably does.
Now the real question is .... for which Porsches? After all, since 1998, Porsche did not build any flat tappet air cooled cars. And an oil ok for water cooled rooler tappet cars is not necessairily good for our cars.