Engine HP ET Method Calculator

Engine HP calculator helps you to calculate engine horse power using ET method.

A common question that arises in the minds of automobile engineers is “How to calculate engine horsepower from displacement?”, this engine hp estimator provides the answer.

Elapsed time (ET) horsepower calculator calculates engine hp based on the weight of the vehicle and time needed to complete a quarter mile.

1/4 mile horsepower calculator accepts the inputs in many different units.