Green C.4
The Green C.4 was a British four-cylinder, water-cooled aero engine that first ran in 1908, it was designed by Gustavus Green and built by the Green Engine Co and Aster Engineering. The engine was one of two Green designs to win a government prize.[1]
| C.4 | |
|---|---|
 | |
| Preserved Green C.4. | |
| Type | Piston aero engine |
| Manufacturer | Green Engine Co Ltd |
| Designer | Gustavus Green |
| First run | c.1908 |
| Major applications | Avro Type D |
Applications
- British Army airship Beta
- ASL Valkyrie Type A
- Roe II Triplane
- Roe III Triplane
- Roe IV Triplane
- Avro Type D
- Avro Baby
- Blackburn First Monoplane
- Handley Page Type B
- Handley Page Type D
- Hornstein biplane
- Macfie Empress
- Martin-Handasyde No.3
- Neale VII biplane
- Short S.27 (Manufacturer No.s S.26 and S.28)
- Sopwith Burgess-Wright
- Wells Reo
Engines on display
A preserved Green C.4 engine is on public display at the Royal Air Force Museum London.
Specifications (C.4)
Data from Lumsden.[2]
General characteristics
- Type: 4-cylinder, inline, upright piston engine
- Bore: 4.13 in (105 mm)
- Stroke: 4.73 in (120 mm)
- Displacement: 253.44 cu in (4.158 L)
- Length: 39 in (991 mm)
- Width: 16 in (406 mm)
- Height: 28 in (711 mm)
- Dry weight: 184 lb (83 kg)
Components
- Valvetrain: Gear driven overhead camshaft, two valves per cylinder
- Fuel type: Petrol
- Cooling system: Water-cooled
- Reduction gear: Direct drive, right-hand tractor
Performance
- Power output: 30–35 hp (22–26 kW) nominal, 52 hp (39 kW) at 1,460 rpm (maximum power)
- Specific power: 0.2 hp/cu in (9.37 kw/L)
- Power-to-weight ratio: 0.28 hp/lb (0.46 kW/kg)
References
Notes
- Gunston 1989, p. 74.
- Lumsden 2003, p. 155.
External links
Wikimedia Commons has media related to Green C.4.
- Flight, March 12, 1910 - "British Flight Engines: The Green". Covers both the C.4 and D.4 engine types.
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