The Atwood 12-180 of 1915 was a geared 12-cylinder, water-cooled engine. It appears only one was built.
12-180
Power: 120hp@2000rpm / 150hp@2500rpm / 190hp@3200 rpm
Cylinders: 12
Capacity: 519.54ci
Dry weight: 580 lb
Atwood Aeronautic 12-180
The Atwood 12-180 of 1915 was a geared 12-cylinder, water-cooled engine. It appears only one was built.
12-180
Power: 120hp@2000rpm / 150hp@2500rpm / 190hp@3200 rpm
Cylinders: 12
Capacity: 519.54ci
Dry weight: 580 lb
All Aero 