Tim Tremblay holds on to win his third in a row AMSOIL Dominator race! Contact: Mike Roth PR Director, ISOC Racing mike@isocracing.com   SPIRIT MOUNTAIN – DULUTH, MN. (November 27, 2015) – Thanksgiving weekend is usually a tradition of somewhat normal activities with family and friends for most people. But, if you are from the Northern Mid-West, Canada or anywhere …