I had noisy lifters a couple of days ago, checked the oil, was low, topped it up, no noise. I use 5w-30 and works great, Mobil 1. Cold weather oil. Alexander van Gerbig '88 80 The Audi 80 Pages http://surf.to/the80pages.com Family Audis ------------ '86 5000s '88 80 '91 200q20v Avant '91 90q20v '92 100s '96 100csq '98 A4q1.8t