Fred Weinberg designed and built engines as Detroit Aero Engines, of Detroit, Michigan. It has been reported (Ae39) that "1000 or more of his engines had been sold to amateur aviators in 1910-1911".
O-195 - - {N/A / N/A / 196} / {N/A / N/A / 3212}
2cyl; Detroit Aero; 30-40hp@1200rpm; 1909; Wt = 110#; TC = none.
Single-ignition engine; a photo of this engine and the specifications given here are from the Detroit Aero Engine photo page on the Old Rhinebeck Website.
Old Rhinebeck Website.
Applications: None found.
O-240 - - {5.5 / 5.0 / 237.6} / {139.7 / 127.0 / 3893}
2cyl; Detroit Aero; 25-30hp@1500rpm; 1910-1912; Wt = 126#; TC = none.
Single-ignition engine.
aerofiles.com; Ae39; J1912; KMM.
Applications: (Canada) Pepper Brothers 1911 biplane; Reid (P.H.) 1911 monoplane.