Further preparing our old 7.3L Power Stroke workhorse for towing duty, we contacted some of the best and most popular lubrication and differential cover experts in the diesel industry…
First, we’ll be installing Mag-Hytec front and rear diff covers on our ’97s front Dana 60 and rear Sterling 10¼. After that, we plan to use 10 quarts of Amsoil’s severe gear 75W-140 synthetic gear lube as well.