
John W Hudson built a 100hp@1000rpm to 120hp@1200rpm 10-cylinder air-cooled radial aero engine of 693.8ci, with a dry weight 32 lb#.

John W Hudson built a 100hp@1000rpm to 120hp@1200rpm 10-cylinder air-cooled radial aero engine of 693.8ci, with a dry weight 32 lb#.