title: Renard Type 100
text: # Renard Type 100
  
  The Renard Type 100 was a five-cylinder, radial piston engine, designed and produced in the late 1920s and early 1930s by Société Anonyme des Avions et Moteurs Renard (Renard) in Belgium.
  
  ## Design and development
  
  The Type 100 was a conventional air-cooled radial engine with overhead valves, operated by push-rods and rockers. Accessories were mounted on the rear crankcase plate and the propeller was driven directly, with no reduction gearing.
  
  ## Specifications (Type 100)
  
  Data from Jane's all the World's Aircraft 1928
  
  ### General characteristics
  
  * Type: 5-cylinder aircooled radial piston engine
  * Bore: 120 mm (4.7 in)
  * Stroke: 140 mm (5.5 in)
  * Displacement: 7.92 L (1.74 imp gal; 2.09 US gal)
  * Diameter: 1,080 mm (43 in)
  * dual ignition system
  
  ### Components
  
  * Valvetrain: 2 cam rings, pushrods and rockers operating one inlet and one exhaust valve per cylinder
  * Fuel system: one carburetor supplying mixture to a crankcase plenum, then by radial pipes to inlet valves
  * Oil system: dry sump pressure
  * Cooling system: air-cooled
  * Reduction gear: direct drive
  
  ### Performance
  
  * Power output: normal:75 kW (100 hp) at 1,400 rpm ; Maximum:89 kW (120 hp) at 1,580 rpm
  * Compression ratio: 5.2:1
  * Specific fuel consumption: 0.301 kg/(kW hour) (0.495 lb/(hp hour))
  