Hi Rich, I just happened upon this by total chance, I lived and drove Porsches in Switzerland for over 20 years. My go to GURU is in Zurich even when I have a problem here in California,
http://www.garagewydler.ch ask for Nicola or email him, Niki Wydler <info@garagewydler.ch> for a recommended shop in Lausanne. Tell him Thom Ruben sent you. For videos google Wydler Motorsport, Nikki has been racing for like 40 years...