The Franklin O-175 (company designation 4AC-176) was an American air-cooled aircraft engine of the 1940s. The engine was of horizontally-opposed four-cylinder and displaced . The power output was nominally . A later variant was designated O-180, despite sharing the same displacement.
A related four-cylinder engine of slightly smaller capacity was known as the O-170 or 4AC-171. It produced .
Variants
O-170
4AC-171:
O-175
4AC-176:
:4AC-176-B - 65 hp (48 kW) at 2,200 rpm
:4AC-176-BA/(O-175-1) - 65 hp (48 kW) at 2,300 rpm
:4AC-176-C - 75 hp (56 kW) at 2,500 rpm
:4AC-176-D - 80 hp (60 kW) at 2,650 rpm
:4AC-176-F - 80 hp (60 kW) at 2,500 rpm
4ACG-176
O-180
4AC-176-F3 (O-180-1)
Applications
Specifications (4AC-176-BA2, O-175-1)
See also
References
Notes
Bibliography
- Gunston, Bill. (1986) World Encyclopedia of Aero Engines. Patrick Stephens: Wellingborough. p. 57