Bought a container of Biobar JF to use in my Winnebago motorhome. It has a Cummins diesel in it. In reading the instructions it lists many types of engines to use this in, such as diesel boats and s...
I have been using BIOBOR JF for 8 years in my Cummins ISC 8.3 without any problems. Like it says, 1oz for every 80gal fillup has prevented any microbe growth problems and my coach sets for months at a time in hot, humid weather.