Specifications:The prototype Super-Ace spanned 25 feet, but according to the designer,extra area was added "in favor of the fellows who live in high altitudes."The span addition amounted to two feet,although slite variations exist in published dimensions. Wing Span: 27'3.5". Weight (empty):569 pounds. Performance:Top speed:100 MPH, Cruise speed:85 MPH. Landing speed: 32 MPH. Take-off run: 200 feet. Economy: 25 miles per gallon. Engine Data:Modified Ford Model A automobile powerplant.Maximum RPM:2000. Weight: 219 pounds.