The Daytona Coupe was not born as a show car. It was a short-deadline answer to a very specific problem: Shelby's open Cobra roadsters could punch hard out of corners, but on places like Le Mans the brick-like roadster body gave away too much speed to Ferrari's 250 GTO. Shelby had the Ford small-block power, the AC-derived chassis, and the racing will. Peter Brock's job was to give the Cobra a body that could stay in the fight on long European straights.
CSX2287, the first car, was built at Shelby American's Venice, California shop around a crashed Cobra chassis. Brock drew the fastback form, Ken Miles tested and engineered the package from the driver's seat, and John Ohlsen helped turn the shape into metal. After the prototype proved the idea, Brock went to Modena to oversee the next five bodies at Carrozzeria Gransport, creating the strange perfect formula: American V8 intent, British AC roots, California hot-rodding, and Italian aluminum workmanship.
The result was a closed coupe with a long hood, tight cockpit, side pipes, and a chopped-off Kamm tail. Simeone credits Brock's body with making the Cobra-based coupe roughly 20 mph faster, while Car and Driver notes Ken Miles testing the car at 190 mph and CSX2299 running as high as 196 mph on the Mulsanne straight. That is the Daytona story in miniature: not decoration, but aerodynamic survival.