This car is S/N 1 of the 1957 Chrysler 300's --- the first Chrysler 300 convertible ever built. It is one of only 484 produced in the Chrysler factory in 1957. The Hemi engine is rated at 392 CID, 375 HP or a 390 HP optional version. In 1957 the car cost $5,359. This model is considered the Classic Year of the Letter-Car series
First seen by the public at the 1957 Daytona race where it ran the Flying Mile on the Beach.
This car has been used as a show and parade car by Chrysler for most of 1957.