What corporation based in Superior, Wisconsin sponsored the 2010 AMA Pro Supersport Championship?
Amsoil Amsoil Inc. is an American corporation based in Superior, Wisconsin that primarily formulates and packages synthetic lubricants and filters. The company's advertising slogan is "The First in Synthetics". The company uses multi-level marketing for distribution.
ARCA Racing Series The ARCA Racing Series Presented by Menards is an American stock car series, the premier division of the Automobile Racing Club of America (ARCA). It is considered a minor but professional league of stock car racing, used as a feeder series into the three national touring series of NASCAR, and hosts events at a variety of track types including superspeedways, road courses, and dirt tracks. The series has a longstanding relationship with NASCAR, including using former Monster Energy NASCAR Cup Series cars, hosting events in the same race weekend such as Daytona Speedweeks, and naming an award after NASCAR founder Bill France, Sr. The series is not officially affiliated with NASCAR.