Alliant Injector O-ring Seal Kit - 7.3 Powerstroke 1994-2003

OEM Part #: F8TZ9229AA, 1833564C92)Set of external seals for one injector. These seals should be replaced each time the injector is removed and reinstalled. After the injector sits in the cup for an extended period, the o-rings form to that cup specifically and will not reseal in a new cup. High quality OE type injector o-ring seals from Alliant power. Cheap seals from China could blow out creating major issues with the injection system. These seals are included on all Reman and New injectors. This is an add on item only and do not have to be purchased along with injectors.