FYI,
Found the following thread on the Team Shelby site where the oil spec question was posed to Ford last month.
http://www.teamshelby.com/forums/index.php?showtopic=29076&st=20&p=450776&#entry450776
Found the following thread on the Team Shelby site where the oil spec question was posed to Ford last month.
http://www.teamshelby.com/forums/index.php?showtopic=29076&st=20&p=450776&#entry450776