Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Castrol Canadian Touring Car Championship is a national Canadian touring car racing series sanctioned by ASN Canada FIA. Races are sprint-type with lengths of 20, 30 or 40 minutes and the championship is featured at major racetracks in Canada. The series began in 2007 and is sponsored by Castrol and presented by Toyo Tires.The Championship is based on two classes of competition Touring and Super Touring. Super Touring Class (ST) is the category for heavily modified touring cars. Typical maximum engine size is 2.8 litres. Touring Class (T) is the entry level category where minimal vehicle engine modifications are permitted. Typical maximum engine size is 2.0 litres.