If you're looking for a reliable and OEM-spec fuel pump for your 7.3 OBS Powerstroke, look no further than the Alliant APM61067. This mechanical fuel pump is located in the engine valley and is a direct replacement for your stock pump. The Alliant APM61067 adheres to strict OEM specifications, ensuring that it will fit and function perfectly with your Powerstroke. Plus, the high quality construction of the Alliant APM61067 ensures that it will last you for many miles to come. Don't trust your Powerstroke's fuel system to just any old aftermarket pump - go with the tried and true Alliant APM61067.