The 1956 DeSoto Fireflite Convertible ... This performance allowed the Fireflite to reach speeds of up to 100 mph with ease, setting it apart as a leader in its class. The car’s PowerFlite ...

Although the stock 1956 Fireflite model ... 345 cubic inches in 1957, when DeSoto added the Firesweep and Adventurer options to its lineup. Both were steps up in power: The Firesweep could manage ...