It was developed by Donald Healey to be produced centralized by Healey's baby car aggregation in Warwick and based on Austin A90 Atlantic mechanicals. Healey congenital a distinct Healey Hundred for the 1952 London Motor Show, and the architecture afflicted Leonard Lord, Managing Director of Austin so abundant that a accord was addled with Healey to body it in abundance at Austin's Longbridge factory. The car was renamed the Austin-Healey 100.