New product announcements followed rapidly, with the 36 hp tractor launched at the June 1911 Norwich Agricultural Show, and its larger 105 hp version (a joint project with William Foster & Co.) following in January 1912 (mainly destined for the South American market).[68] Both used Daimler sleeve-valve engines, the larger 6-cylinder tractor having a small BSA starter engine. Main article Foster-Daimler tractor.