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due to the explosion in popularity of sports flying. A version for helicopters was produced post World War II as the
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235 g/hp hour (0.52 lb/hp hr) at rated power, 220 g/hp hour (0.48 lb/hp hr) at cruise power
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was a four-cylinder, air-cooled, horizontally opposed aircraft engine first produced in
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360:. London: Sampson Low, Marston & Co. p. 37d.
332:. London: Sampson Low, Marston & Company, Ltd.
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139:four-cylinder, air-cooled, horizontally opposed
84:but which enjoyed its greatest success after
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285:2 - 6 g/hp hour (0.004–0.013 lb/hp hour)
126:Jane's All The World's Aircraft 1951–52.
330:Jane's All The World's Aircraft 1951–52
209:1 inlet and 1 outlet valve per cylinder
172:894 mm (35.19 in) (with propeller boss)
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358:Jane's all the World's Aircraft 1947
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342:
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356:Bridgman, Leonard, ed. (1947).
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380:1930s aircraft piston engines
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227:Dry sump pressure lubrication
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252:: 42 kW (56 hp) at 2,400 rpm
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289:
10:
396:
328:Bridgman, Leonard (1951).
246:56 kW (75 hp) at 2,650 rpm
275:Specific fuel consumption
261:19.7 kW/L (0.43 hp/cu in)
36:Air-cooled piston engine
23:
18:
301:List of aircraft engines
118:Specifications (Praga D)
131:General characteristics
319:Bridgman 1951, p. 48d.
351:at Wikimedia Commons
166:2.836 L (173 cu in)
215:Zenith carburettor
347:Media related to
266:Compression ratio
178:810 mm (31.89 in)
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283:Oil consumption:
184:546 mm (21.5 in)
157:100 mm (3.93 in)
111:IFIL-Reghin RG-6
74:Praga Hostivař D
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338:Further reading
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231:Cooling system:
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148:95 mm (3.74 in)
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42:National origin
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257:Specific power
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250:Cruising power
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193:67 kg (148 lb)
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101:Mráz M-2 Skaut
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78:Czechoslovakia
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47:Czechoslovakia
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375:Boxer engines
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295:Related lists
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244:Power output:
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53:Manufacturer
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213:Fuel system:
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162:Displacement
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95:Applications
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86:World War II
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238:Performance
225:Oil system:
369:Categories
307:References
219:Fuel type:
205:Valvetrain
198:Components
189:Dry weight
106:Aero XE-II
63:First run
221:72 octane
123:Data from
290:See also
90:Praga DH
19:Praga D
349:Praga D
182:Height:
170:Length:
176:Width:
153:Stroke
113:(1957)
137:Type:
66:1936
57:Praga
33:Type
144:Bore
82:1936
72:The
270:6:1
233:air
80:in
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