Tractor Repair: ford3000, flange nut, injector lines

Question
on the injector pump what kind of bolts  are used fine thread or course and size .  i need to replace the one on the very  back and dont want to remove any of the others   thank you  gary

Answer
If you are talking about the bolts that hold the pump onto the engine then you are probably looking for a 3/8 stud and then 3/8 flange nut coarse thread. If you talking about the bolts for the injector lines then they are special need to be ordered from the dealer.