2003 limited cab and half ..and runs like a champ , still on original water pump,

2003 limited 4.7 cab and half, original motor, change timing belt every 120 k gearbox, diff, waterpump... I change oil every 7-10 k full synthetic, change gearbox oil every 120 k ( will never FLUSH a gearbox) and it’s on 415000 and runs like a clock

 

Good on ya Roadie.
Welcome.
Post up some pics.

 

That's impressive. 400K for 1 water pump may be a record. Have you had to do any suspension work?