Calgary Transit purchased 6 1954 Flxible Twin Coach FT2-40's numbered 358-363. Originally these buses were gasoline powered, but were later refitted to be diesel powered by changing out the F.T.C. 220 421 cubic inch engine, producing 220 horsepower, but were later refitted with the AEC AH470 diesel engine. These buses were used on routes to Bowness and to the CPR Ogden Shops as extras.