Engine Calculator

Solve problems related to engine displacement, piston surface area and diameter, single cylinder volume and engine stroke.

Solve problems related to volumetric efficiency , cubic in displacement , air flow rate, compression ratio, piston decks, stroke length, cylinders, head gasket thickness and volume, compression ratio, fuel system injector size and combustion chamber volume.

Solves various equations related to horsepower. Solve for horsepower, torque, power to weight ratio, and revolutions per minute(rpm). Determine engine and motor performance using the ET and trap-speed methods. Calculate changes in horsepower when after market or performance parts have been added to a vehicle. Determine dyno correction factor. Correct horsepower for normally aspirated internal combustion engines to a standard humidity, pressure and temperature after a dynamometer measurement.

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Parameter Unit Type Description  number of cylinders unitless The total count of cylinders in an engine. For example, the number for a V8 would be 8. piston diameter length The end to end length of the top of the piston. engine stroke length The distance the piston travels. engine displacement volume The total displaced by all the pistons. piston area area The surface area of the top of the piston. cylinder volume volume The volume displaced by one piston. Calculator by AJ Design Software