How many is a 5HP Briggs and straton engine?

Here's what it means:

* Horsepower (HP): A unit of measurement for power, specifically the rate at which work is done.

* Briggs & Stratton: A well-known manufacturer of small gasoline engines, often used in lawnmowers, generators, and other equipment.

So, a 5HP Briggs & Stratton engine is a small engine capable of producing 5 horsepower of power.