Phil Louis Henny (born 31 January 1943, Montagny-près-Yverdon, Switzerland) is a racing mechanic,[1] driver,[2][3][4] and author.
[5] In 1964 he modified a Jaguar E for Swiss driver Maurice Caillet, competing in the FIA Endurance races.
In 1966 worked for the Scuderia Filipinetti as a crew chief on the Ford GT40 driven by Peter Sutclife and Dieter Spoerry at the 24 Hours of Le Mans.
In 1967 joined Carroll Shelby racing team and was one of the mechanic participating in the construction of the Ford MK IV, that won Le Mans in 1967, driven by Dan Gurney and A. J. Foyt.
In 1973, Phil Founded Drysumpsystems Inc. manufacturing oiling systems adaptable to race cars such as NASCAR, CanAm, TransAm and Formula 5000.