GGR Lap Records for Thunderhill - counter-clockwise
	Class	Name	Time	Date
	TT13	Bloes, Martin	2:27.035	August 17, 2008
	GTA	Carneiro, Ferd	1:58.374	August 17, 2008
	GT3R	Cox, Chris	2:01.678	September 24, 2006
	BSR	Forrest, Andrew	2:15.618	April 20, 2008
	TT10	Kolstad, Chuck	2:11.488	September 23, 2007
	TT09	Larson, Paul	2:07.590	August 17, 2008
	TT12	Lofgren, Rick	2:11.205	April 20, 2008
	TT11	Lofgren, Rick	2:14.757	August 5, 2007
	TT07	Manelis, John	2:02.860	April 20, 2008
	GT1R	Miraglia, Don	1:59.663	April 29, 2006
	GTC3	Murillo, Robert	1:56.211	September 24, 2006
	GTC	Murillo, Robert	1:53.936	August 17, 2008
	GT3SL	Neidel, Sharon	2:15.011	September 24, 2006
	GT2S	Park, Ken	2:00.198	April 29, 2006
	TT8L	Pickering, Doris	2:21.980	September 23, 2007
	TT05	Potter, David	1:59.626	August 17, 2008
	TT07L	Pressley, Debi	2:25.842	April 1, 2007
	TT14	Reese, Mark	2:32.331	September 24, 2006
	GT3S	Reitmeir, Stacy	2:02.258	April 29, 2006
	GT4S	Robison, Larry	2:00.303	April 29, 2006
	GT4	Robison, Larry	2:00.131	September 23, 2007
	TT04	Rosen, Jeff	2:01.368	August 5, 2007
	GT5R	Seidell, John	2:07.612	September 24, 2006
	GT5	Seidell, John	2:06.951	September 23, 2007
	GT2R	Short, Ken	2:05.117	September 24, 2006
	TT08	Switzer, Carl	2:05.873	April 20, 2008
	TT06	Tradelius, PJ	2:04.547	September 23, 2007
	GT3	Tradelius, PJ	1:56.279	April 20, 2008
	EX	Vannorsdall, Wayne	1:59.672	April 20, 2008
	GT1S	Watts, Henry	1:53.663	April 29, 2006
	GT1	Watts, Henry	1:53.813	April 20, 2008
	GT2	Weber, Tom	2:00.293	August 17, 2008
	TT03	Willard, Gary	1:58.899	August 17, 2008