Hello all,

I have a 2002 E450, 7.3L with 169k miles, 3600 miles on its oil (Delvac 1300 15 W40, Wix 51734 filter). Late winter we found a front crank seal leak which we took care of in early March. The rig had 151k miles at this point. 2 months later (early ... Login to read more.