howdy fellow assylum members. i just added a franz by-pass filter from my old ride to my 92 dodge cummins. im thinking of also adding my oberg filter as my main filter. does anyone know the oil flow per minute thru our engines? i have used this filter on previous engines with outstanding results, including on my 502 chevy powered v-drive(soon to aquire twin 60-1 turonetics turbos. also does anyone know what micron size the cummins(fleetguard) filter is supposed to clean to. ie 40 micron-50 or 60 micron? thanks for any replies guys... ... ... . smoking is a good thing... ... ...