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View Full Version : Joshua Kollman 08 GT500


Pro-Dyno
11-22-2011, 03:39 PM
Joshua Kollman's 2008 Shelby GT500 has a 10# lower pully and a 2.6 upper pully. With this combo, his Shelby put down 572hp and 566tq!

http://www.pro-dyno.net/gallery/albums/album368/DSC03140.jpg
http://www.pro-dyno.net/gallery/albums/album368/572hp_566tq.jpg