See also: Hanover Township, Pennsylvania (disambiguation). Hanover is a borough in York County, Pennsylvania, 19 miles (31 km) southwest of York and 54 miles (87 km) north-northwest of Baltimore, Maryland and is 5 miles (8.0 km) north of the Mason-Dixon line. The town is situated in a productive agricultural region. The population was 15,289 at the 2010 census.
Horsepower (hp) is a unit of measurement of power (the rate at which work is done).
Horsepower is a measurement of an engineâs power. It is measured on a dynamometer that test how much power and strength (torque) the engine has before the dynamometer can stop or break it. Hence the term brake â Horsepower and torque which measures the twisting power of an engine.