3 valves per engine cylinder starting in 2004 on the 5.4 L V8 engine 300 horsepower / 365 ft-lbs torque
I believe the 2004 is rated at 300 horsepower
The 2004 Ford Explorer's engine produces 210 hp @ 5100 rpm.
The 2004 Ford Focus's engine produces 130 hp @ 5300 rpm.
The 2004 Ford Expedition's engine produces 232 hp @ 4750 rpm.
The 2004 Ford Mustang's engine produces 190 hp @ 5250 rpm.
The 2004 Ford Taurus's engine produces 155 hp @ 4900 rpm.
The 2004 Ford Escape's engine produces 127 hp @ 5400 rpm.
A 2004 Ford Mustang GT , 4.6 liter V8 engine ( has 260 horsepower from the factory )
The passenger side of the engine
I believe the 4.6 liter V8 engine in a 2003 Ford F-150 is rated at ( 231 horsepower )
300 horsepower