McCulloch MAC-101

McCulloch MAC-101
Type	Kart racing engine
National origin	United States
Manufacturer	McCulloch Motors Corporation
Major applications	Kart racing Ultralight aircraft

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.

All models in the MC-101 series have a bore of 2.280 in (5.791 cm), a stroke of 1.835 in (4.661 cm) and a displacement of 7.5 cu in (122.90 cc).

Data from McCulloch Kart Engines, Bore and Stroke, MC101B Kart Engine Illustrated Parts List and Cliche

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