Amy Tonsgard has raced junker cars on a dirt oval as well as dirt bikes. On Saturday, the 40-year-old Haines bank teller will stick duct tape on her face and join the field of racers competing in the 45th Alcan 200, billed as the last great snowmachine road race in North America.

“I’m just going to hang on and have fun. To finish would be nice, but I’m just doing it for the experience,” Tonsgard…