<?xml version="1.0"?>
<!--
  File:     c-75-12.xml
  Author:   Ron Jensen
  
  Reference: http://en.wikipedia.org/wiki/Continental_O-190
General characteristics

    * Type: 4-cylinder air-cooled horizontally opposed aircraft piston engine
    * Bore: 4.0625 in (103 mm)
    * Stroke: 3.625 in (92 mm)
    * Displacement: 188 in^3 (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

-->

<piston_engine name="c-75-12">
  <minmp unit="INHG">         10.0 </minmp>
  <maxmp unit="INHG">         26.0 </maxmp>
  <displacement unit="IN3"> 188.00 </displacement>
  <maxhp>         75.00 </maxhp>

  <cycles>         4.0 </cycles>

  <idlerpm>      550.0 </idlerpm>
  <maxrpm>      2300.0 </maxrpm>

  <bore unit="IN">   4.0625 </bore>
  <stroke unit="IN"> 3.625 </stroke>

  <compression-ratio> 6.3 </compression-ratio>
  <cylinders> 4 </cylinders>
  <sparkfaildrop> 0.1 </sparkfaildrop> 
  <man-press-lag> 0.1 </man-press-lag> 

  <volumetric-efficiency> 0.85 </volumetric-efficiency>
  <static-friction  unit="HP"> 0.505 </static-friction>

  <starter-torque> 60.8 </starter-torque>
  <starter-rpm> 1400 </starter-rpm>

</piston_engine>
