The LS6...My Landspeed record at Maxton's Mile at East Coast Timing Association's Oct 05 meet. It's a 2000 LS with 3.0L & MTX in 4th gear @6200 rpm thru the traps (note 5th is 1:1).
F/GSS 126.651 mph http://www.ecta-lsr.com/events/2005/records1005.htm
It's lowered, blocked out grill...