7.3 AA 7.3 Powerstroke 1994-1998 Fuel Injectors FORD POWERSTROKE, 7.3, 7.3 FORD, Light and Medium Duty, Injectors AB 7.3 Powerstroke 1997-1999 Fuel Injectors FORD POWERSTROKE, 7.3, 7.3 FORD, Light and Medium Duty, Injectors AD/AE 7.3 1999-2003 Fuel Injectors FORD POWERSTROKE, 7.3, 7.3 FORD, Light and Medium Duty, Injectors AP63800 AA (1994-1998) FORD® INJECTOR FORD INJECTORS, 7.3 FORD AP63801 AB (1997-1999) FORD® INJECTORS FORD INJECTORS, 7.3 FORD AP63803 AD (1999-2003) FORD® INJECTOR FORD INJECTORS, 7.3 FORD AP63804 AE 1999-2003 (Cilinder #8 only) FORD INJECTOR FORD INJECTORS, 7.3 FORD