<!-- This article is a part of [[Wikipedia:WikiProject Aircraft]]. Please see [[Wikipedia:WikiProject Aircraft/page content]] for recommended layout. --> {{infobox aero engine | name=McCulloch MAC-101 | image= | caption= |engine_type=[[Kart racing]] engine |manufacturer=[[McCulloch Motors Corporation]] |designer= |national_origin=[[United States]] |first_run= |major_applications={{ubl | [[Kart racing]] | [[Ultralight aircraft]] }} |produced= |number_built= |developed_from= |variants_with_their_own_articles= }} The '''McCulloch MAC-101''', also called the '''MC-101''' and '''MC101''', is a [[two-stroke]], single cylinder engine that was designed and produced by [[McCulloch Motors Corporation]] for [[kart racing]] use, being introduced in 1967. It was also used in the late 1970s and early 1980s as an [[ultralight aircraft]] engine.<ref name="IDchart">{{Cite web|url = http://macbobaust.com/101series.html|title = McCulloch Super / 101 Series Identification Chart |accessdate = 13 December 2011|last = macbobaust.com|date = 14 March 2008}}</ref><ref name="Bores">{{Cite web|url = http://macbobaust.com/bores.html|title = McCulloch Kart Engines, Bore and Stroke|accessdate = 13 December 2011|last = macbobaust.com|date = n.d.}}</ref><ref name="Parts">{{Cite web|url = http://macbobaust.com/kart101b.html|title = MC101B Kart Engine Illustrated Parts List|accessdate = 13 December 2011|last = macbobaust.com|date = n.d.}}</ref><ref name="Cliche">Cliche, Andre: ''Ultralight Aircraft Shopper's Guide'' 8th Edition, page E-34. Cybair Limited Publishing, 2001. {{ISBN|0-9680628-1-4}}</ref>
==Design and development== All models in the MC-101 series have a bore of {{convert|2.280|in|cm|3|abbr=on}}, a stroke of {{convert|1.835|in|cm|3|abbr=on}} and a displacement of {{convert|7.5|cuin|cc|2|abbr=on}}.<ref name="IDchart" /> <!-- ==Operational history== -->
==Variants== ;MC-101 : Introduced in 1967<ref name="IDchart" /> ;MC-101A : Introduced in 1969<ref name="IDchart" /> ;MC-101AA : Introduced in 1971<ref name="IDchart" /> ;MC-101B : Introduced in 1974<ref name="IDchart" /> ;MC-101C : Introduced in 1969<ref name="IDchart" /> ;MC-101D : Introduced in 1971<ref name="IDchart" /> ;MC-101M/C : Introduced in 1973<ref name="IDchart" />
==Applications== ;Aircraft {{columns-list|colwidth=30em| *[[AmEagle American Eaglet]] *[[Aviastroitel AC-4 Russia]] *[[Birdman TL-1]] *[[Eipper Quicksilver]] *[[Farner HF Colibri 1 SL]] *[[Hovey Whing Ding II]] *[[Lockheed Aequare]] *[[Skyhigh Skybaby]] *[[UFM Easy Riser]] *[[Volmer VJ-23 Swingwing]] }}
==Specifications (MC-101B) == {{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=McCulloch Kart Engines, Bore and Stroke, MC101B Kart Engine Illustrated Parts List and Cliche<ref name="Bores" /><ref name="Parts" /><ref name="Cliche" /> |type=single cylinder, [[two-stroke]] engine |bore={{convert|2.280|in|cm|3|abbr=on}} |stroke={{convert|1.835|in|cm|3|abbr=on}} |displacement={{convert|7.5|cuin|cc|2|abbr=on}} |length= |diameter= |width= |height= |weight= |valvetrain= |supercharger= |turbocharger= |fuelsystem=[[carburetor]] |fueltype= |oilsystem=pre-mixed |coolingsystem=air-cooled |power={{convert|12.5|hp|kW|0|abbr=on}} at 9000 rpm |specpower= |compression= |fuelcon= |specfuelcon= |oilcon= |power/weight=
|designer= |reduction_gear=
|general_other= |components_other= |performance_other= }} <!-- ==See also== --> {{aircontent <!-- include as many lines are appropriate. additional lines/entries with carriage return. --> |see also= |related=<!-- related developments --> |similar aircraft=<!-- similar or comparable aircraft --> |lists= }}
==References== {{Reflist}}
==External links== *[http://www.vintagekarts.com/MC101.jpg Photo of two MC-101 engines] *[https://i.pinimg.com/originals/c7/80/df/c780df3d359c4999e0adefdb55d10333.jpg Photo of racing kart with dual MC-101 engines]
[[Category:Air-cooled aircraft piston engines]] [[Category:Two-stroke aircraft piston engines]]