links for 2006-11-24 Rick Mahn 18 years ago WPSA Powersports Snowmobile Tour Kicks Off 2006 this Weekend With the 15… The WPSA PowerSports Snowmobile Tour officially kicks off its 2006-2007 season this weekend with the AMSOIL Duluth National at Spirit Mountain in Duluth, Minn. (tags: Snowmobile PowerSports Tour Amsoil)