HI NATHAN
I HAVE THE UMC PUMP IN MY WEDICO DUMP I RUN 10W HYDROLIC FLUID
I HAVENT HAD ANY PROBLEMS WITH IT. IM THE 1 WHO HAD CATERPILLAR
TEST THE LIEMBACH OIL AND THE 10W IS JUST A LITTLE HEAVIER. AND THE PUMP FITS INTO THE SMALLER WEDICO TANK I BELIEVE ITS 85MM LONG.
www.youtube.com/watch?v=oP97nmfQ2_I