5HP air compressor electric motor ?

That is known as a "fake five" motor. http://www.northerntool.com/shop/to...ogle-pla&utm_source=Google_PLA&utm_medium=Air Tools %2B Compressor
Really a 3 HP motor. BUT it says 5HP on it. or this one. They are the same
http://www.amazon.com/dp/B004MF25FC/?tag=joeychgo-20