Horsepower Converter Back to Activities page

Calculate horsepower for a 4-stroke engine Horse Power = (Bore in inches) X (Number of cylinders) X (Stroke) X (r.p.m.) 11,000 Try it out HERE (choose 4 stroke sheet) See it in action at http://www.howstuffworks.com/engine.htm Calculate horsepower for a 2-stroke engine Horse Power = (Bore in inches) X (Number of cylinders) X (Stroke) X (r.p.m.) 9,000 Try it out HERE (choose 2 stroke sheet) See it in action at http://www.howstuffworks.com/two-stroke.htm     Coming Soon.

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Date Last Modified: 8/31/99
James P. Dildine