Excellent on early 911. Factory trained on the early 911.
Kurt's in Homer Glen for mechanical ph 708-301-2910:
Kurt's German Autowerks ::: Porsche & Audi Service Located in Homer Glen, IL southwest of Chicago
Ed Kowbel in Spring Grove for mechanical ph 815-675-1326. Also has a rolling road / dyno on site:
SpeedLab Press Release 1