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Continental O-190  / C75 / C85

 

The Continental O-190 (Company designations C75 and C85) is a series of engines made by Continental Motors beginning in the 1940s. Of flat-4 configuration, the engines produced 75 hp (56 kW) or 85 hp (63 kW) respectively.

The two variants shared the same bore, stroke and compression ratio. The C85 produced ten extra horsepower by virtue of having a maximum permissible rpm of 2575 versus the 2275 of the C75.
The C75 was in production from 1943 to 1952 and the C85 from 1944 to 1970.

 

Variants:
C75
C85
C85-12F

O-190
Military designation for the C75, C85 family of engines.

 

Applications:

C75
Auster Arrow
Commonwealth Trimmer
IPT Bichinho
ERCO Ercoupe 415
Thorp T-11

 

C85
Aerauto PL.5C
Aero-Flight Streak
Aeronca 7BC 7DC, 11BC, 11CC, and 12AC
All-American Ensign
Ambrosini Rondone
Carlson Sparrow
Cessna 120 and 140
Commonwealth Skyranger and Trimmer
Culver V
Druine Turbi
Emigh Trojan
Ercoupe 415
Fleet 80 and 81
Fisher Celebrity
Fisher Dakota Hawk
Funk B-85
Globe Swift
Iberavia Peque
Jurca Tempête
Heinonen HK-1
IPT 13
LeVier Cosmic Wind
Limbach Gusty
Lombardi FL.3
Luscombe Silvaire
Macchi MB-308
Paul Baumgartl PB-63
Phoenix Major
Piel Emeraude
Taylor Titch
Taylorcraft 19
Smith Miniplane
Starr Bumble Bee
Stits Playboy

 

Specifications:

 

C85
Type: 4-cylinder air-cooled horizontally opposed aircraft piston engine
Bore: 4.0625 in (103 mm)
Stroke: 3.625 in (92 mm)
Displacement: 188 in³ (3.1 L)
Dry weight: 180 lb (81 kg)
Fuel type: 80/87 octane avgas
Cooling system: Air-cooled
Power output: 85 hp (63 kW) at 2,575 rpm
Compression ratio: 6.3:1
Fuel consumption: 5.4 US gal/hr
Oil consumption: Maximum desirable 0.4 US quarts/hr

 

 


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