"Cummins ISL 400 Fuel lift pump and cost of replacement."<br/><br/>I am aware that some of you have done this work on your driveway yourself.<br/>My question is if anyone of you got this done by a professional in their shop such as Cummins or Bernard ...? <br/>If you don't mind .... how much was it?<br/>Those of you done it or got it done, is it a 4 hours job or a 8 hours job? <br/>My question is...