I was car 613. Thanks for posting a pic of it. Here's my last run of the day. Had to drop out afterward due to a clutch issue.
2010 IOM Camaro 2SS/RS manual trans
(formerly Whipplecharged, then twin turbo, now just a single On3 Turbo)
Magnacharged 2000 Trans Am WS6 manual trans
2010 Dodge Ram Crew Cab Sport 4x4