Most times when your diesel engine struggles and does not achieve full RPM the fuel filter may be dirty. Instead of calling for a mechanic and then having to wait a day or longer for the mechanic to arrive and change the filter you can do it yourself. DIY filter changes are easy. This video shows the popular RACOR 1000, 900, 500 and 2000. Simply unscrew the top, remove the dirty element and install a new one. Then prime the filter. Yes, it is that easy. And, we will show you a few tricks you need to learn before you try it yourself. In this video we include three different boat owners Doing It Themselves.