Zolder - Hasselt, Belgium

24 heures de Liege World Endurance Championship august 28, 1971	Marlboro cup F750 International Race august 27, 1977	Grote Prijs van Belgie Grand Prix july 06, 1980	International Race may 12, 1983
International Race may 31, 1984	Ducati clubrace International Race september 01, 1984	International Race may 16, 1985	European Championship september 01, 1985
European Championship april 06, 1986	International Race may 08, 1986	National Race may 03, 1987	International Race may 28, 1987
Benelux races International Race august 30, 1987	International Race april 17, 1988	European Championship april 02, 1989	Benelux races International Race july 16, 1989
European Championship june 17, 1990	Benelux races International Race july 15, 1990	Benelux races International Race april 07, 1991	International Race july 07, 1991
Knmv motorraces Open Nederlands Kampioenschap may 17, 1992	Knmv motorraces Open Nederlands Kampioenschap july 26, 1992	Knmv motorraces Open Nederlands Kampioenschap may 09, 1993	Knmv motorraces Open Nederlands Kampioenschap july 25, 1993
Knmv motorraces Open Nederlands Kampioenschap june 05, 1994	Knmv motorraces Open Nederlands Kampioenschap july 31, 1994	Knmv motorraces Open Nederlands Kampioenschap may 14, 1995	Knmv motorraces Open Nederlands Kampioenschap august 13, 1995
Open Nederlands Kampioenschap august 11, 1996	Knmv motorraces Open Nederlands Kampioenschap september 29, 1996	Knmv Dutch Open Wegrace Open Nederlands Kampioenschap april 13, 1997	speed trophy Open Nederlands Kampioenschap july 06, 1998
Open Nederlands Kampioenschap june 17, 2001	Open Nederlands Kampioenschap july 29, 2001	Moto Acxtion National Race june 16, 2002	Mon Blockhuys memorial Open Nederlands Kampioenschap july 20, 2003
Zolder 6 hours World Endurance Championship june 18, 2006	Internationale Deutsche Meisterschaft may 12, 2013	Internationale Deutsche Meisterschaft may 17, 2015