McCulloch MAC 101
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The McCulloch MAC-101, also called the MC-101 and MC101, is a
two-stroke A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of ...
, single cylinder engine that was designed and produced by
McCulloch Motors Corporation McCulloch Motors Corporation is an American manufacturer of chainsaws and other outdoor power tools. The company was founded in Milwaukee, Wisconsin, in 1943 by Robert P. McCulloch, Robert Paxton McCulloch as a manufacturer of small Two-stroke e ...
for
kart racing Kart racing or karting is a road racing variant of motorsport with open-wheel, four-wheeled vehicles known as go-karts or shifter karts. They are usually raced on scaled-down circuits, although some professional kart races are also held on fu ...
use, being introduced in 1967. It was also used in the late 1970s and early 1980s as an ultralight aircraft engine.Cliche, Andre: ''Ultralight Aircraft Shopper's Guide'' 8th Edition, page E-34. Cybair Limited Publishing, 2001.


Design and development

All models in the MC-101 series have a bore of , a stroke of and a displacement of .


Variants

;MC-101 : Introduced in 1967 ;MC-101A : Introduced in 1969 ;MC-101AA : Introduced in 1971 ;MC-101B : Introduced in 1974 ;MC-101C : Introduced in 1969 ;MC-101D : Introduced in 1971 ;MC-101M/C : Introduced in 1973


Applications

;Aircraft


Specifications (MC-101B)


References

{{Reflist


External links


Photo of two MC-101 enginesPhoto of racing kart with dual MC-101 engines
Air-cooled aircraft piston engines Two-stroke aircraft piston engines