A “small” engine typically refers to an engine that produces less than 25 hp (horsepower). Small engines can be used for various applications and are often found in outdoor equipment such as lawnmowers, tractors, generators and more. They consist of several different systems that work together to generate power, with many parts that make up…

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A 4-stroke engine is a type of small internal combustion engine that uses four different piston strokes to complete one operating cycle. During this cycle, the crankshaft rotates twice while the piston goes up and down twice to fire the spark plug. 4-Stroke Engine Parts List The parts of a 4-stroke small engine include: Piston…

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