{{Short description|World War I–era rotary aircraft engine}} {{infobox aero engine |name= 11Eb |image = |caption = |engine_type= [[Rotary engine]] |national_origin = [[France]] |manufacturer= [[Clerget-Blin]] |first_run=1918 |major_applications= [[Sopwith Bulldog]] |number_built = |developed_from = |developed_into = |variants_with_their_own_articles = }}

The '''Clerget 11Eb''' was an 11-cylinder [[rotary engine|rotary]] [[aircraft engine]] of the [[World War I]] era designed by [[Pierre Clerget]]. Powering [[Sopwith Aviation Company|Sopwith]] types it was nominally rated at 200 [[horsepower]] (150&nbsp;kW).<ref name="Lumsden">Lumsden 2003, p. 134.</ref>

==Applications== *[[Sopwith Bulldog]] *[[Sopwith Hippo]] *[[Sopwith Salamander]]

==Specifications (Clerget 11Eb)== {{pistonspecs| <!-- If you do not understand how to use this template, please ask at [[Wikipedia talk:WikiProject Aircraft]] --> <!-- Please include units where appropriate (main comes first, alt in parentheses). If data are missing, leave the parameter blank (do not delete it). For additional lines, end your alt units with </li> and start a new, fully-formatted line with <li> --> |ref=''Lumsden''.<ref name="Lumsden"/><ref name=JAWA1919>{{cite book|last=Grey|first=C.G.|title=Jane's All the World's Aircraft 1919|year=1969|publisher=David & Charles (Publishing) Limited|isbn=978-0-7153-4647-1|pages=1b to 145b|edition=Facsimile}}</ref> |type=11-cylinder air-cooled [[rotary engine]] |bore={{convert|120|mm|in|abbr=on|2}} |stroke={{convert|190|mm|in|abbr=on|2}} |displacement={{convert|21.49|L|cuin|abbr=on|2}} |length= |diameter= |width= |height= |weight={{convert|232|kg|lb|abbr=on|0}} |valvetrain=1 each overhead inlet and exhaust valves operated by pushrods and rockers |supercharger= |turbocharger= |fuelsystem=[[Bloctube]] carburettor |fueltype=[[Gasoline]] with [[Castor oil]] lubricant |oilsystem=Castor oil mixed with fuel |coolingsystem=Air-cooled |power={{convert|215|hp|kW|abbr=on|disp=flip}} at 1,300 rpm (maximum power) |specpower=0.1639 hp/cu in (7.46 kW/L) |compression=5.1:1 |fuelcon= |specfuelcon=0.518 L/kW/hour (0.68pt/hp/hour) |oilcon= 0.0838 L/kW/hour (0.11 pt/hp/hour) |power/weight=0.694 kW/kg (0.421 hp/lb) }}

==See also== {{aircontent <!-- other related articles that have not already linked: --> |see also= *[[Clerget aircraft engines]] <!-- designs which were developed into or from this aircraft: --> |related=

<!-- aircraft that are of similar role, era, and capability this design: --> |similar aircraft=

<!-- relevant lists that this aircraft appears in: --> |lists= *[[List of aircraft engines]]

<!-- For aircraft engine articles. Engines that are of similar to this design: --> |similar engines=

*[[Gnome Monosoupape]] *[[Le Rhône]] <!-- See [[WP:Air/PC]] for more explanation of these fields. --> }}

==References== ===Notes=== {{reflist}}

===Bibliography=== * Gunston, Bill. ''World Encyclopaedia of Aero Engines''. Cambridge, England. Patrick Stephens Limited, 1989. {{ISBN|1-85260-163-9}} * Lumsden, Alec. ''British Piston Engines and their Aircraft''. Marlborough, Wiltshire: Airlife Publishing, 2003. {{ISBN|1-85310-294-6}}. *{{cite book|last=Grey|first=C.G.|title=Jane's All the World's Aircraft 1919|year=1969|publisher=David & Charles (Publishing) Limited|isbn=978-0-7153-4647-1|pages=1b to 145b|edition=Facsimile}}

{{Clerget aeroengines}}

[[Category:Air-cooled aircraft piston engines]] [[Category:1910s aircraft piston engines]] [[Category:Clerget aircraft engines|11Eb]] [[Category:Rotary aircraft piston engines]] [[Category:11-cylinder engines]]