Sounds like oil if its blue. Porsche engine have a tendency to burn a little on startup, but revving it on the freeway it shouldn't. AOS would be a good thing to check first.
How many miles? Any loss of power? If not the AOS I would check compression to make sure you don't have a bad piston ring.
Last edited by Skrapmot; 04-22-2013 at 05:02 PM.
|