Championship broke away from IMSA. Their top prototype class was named Can-Am, but the series would fold before the end of 1999 before being replaced by the Grand American Road Racing Championship. The Can-Am name would not be retained in the new series. Circuits Champions Under 2 Litre class champions References Bibliography Can-Am, Pete Lyons, Motorbooks International Can-Am Races 1966–1969, Brooklands Books Can-Am Races 1970–1974, Brooklands Books Can-Am Racing Cars 1966–1974, Brooklands Books Can-Am Challenger, Peter Bryant, David Bull External links CanAm History site Can-Am History, by Michael Stucker Bruce McLaren Trust Official site Can-Am Results 1966-1986 CanamCircus by Stéphane Lebiez Historic Can Am The History of the Canadian - American Challenge Cup Sports car racing series Sports Car Club of America