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Continental O 190

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Continental O-190

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

Contents

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.

C75

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

    • Specifications (C85)

    Data from Continental Aircraft Engine Operator's Manual

    General characteristics

  • Type: four-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)

    • Components

  • Fuel type: 80/87 octane avgas
  • Cooling system: Air-cooled

    • Performance

  • 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

    • References

    Continental O-190 Wikipedia
    (Text) CC BY-SA


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