my dads 7.3 keeps eating belts.started 2 yrs ago after we replaced the water pump.starts by squeakin then eats one thread at a time.since then we have replaced all the idlers the alt. and replaced the water pump with oem ford. we tried all different types of belts an check the aliment with a straight edge and a level an everything checks out straight. any help will be greatly appreciated.Cuz i have pulled my hair out on this one!!!
