January 24, 2005- The results are in from last weekend's World Snowmobile Association races at the Michigan International Speedway. Winner of the ProStock class in the Arctic Cat Michigan Challenge was Blair Morgan riding his Ski-Doo. Tomi Ahmasalo won the Pro Open class, also on a Ski-Doo.
In the Semi Pro classes, Ross Martin and his Polaris won both the stock and open classes. For more results check out
WSA Racing's site