Specifications: Item: Injector Pressure Regulator IPR Valve Engine: 7.3L V8 Turbocharged Diesel Engine Package Size: 5.91×2.95×2.95 inches Weight: 280g/0.62lbs Compatible with/Fits Ford: 1997 Ford9 F.3L1 Ford9 F.3250 350 7.3L 1999-2003 Ford F-250 Super Duty 7.3L 1999-2003 Ford F-350 Super Duty 7.3L 1999-2003 Ford F-450 Super Duty 7.3L 1999-2003 Ford F-550 Super Duty 2-0703 650 7.3L 1999-2003 Ford F-750 7.3L 1997-2002 Ford E-350 Econoline 7.3L 1997-2002 Ford E-350 Econoline Club Wagon 7.3L 2003 Ford E-350 7.3L 2003 Club Ford E-307. -450 Econoline Super Duty 7.3L 2001 Ford E-450 Econoline Super Duty Stripped 7.3L 2002 Ford E-550 Econoline Club Wagon 7.3L 2000-2001 Ford Excursion 7.3L Replace Part No.: F81A9C968AA F68ABZ96 F81Z9C968AA F81Z9C968AB F81Z-9C968-AB F5TZ9C968A 1829856C91 1836412C91 1841086C91 1841217C91 1841217C91 CM5013 CM-51, not standard. genuine. 2.The IPR valve is responsible for controlling the output pressure of the high pressure oil pump. 3. A faulty IPR valve can cause a number of driving symptoms, including no-start conditions. 4. Excessive build-up of debris on the IPR intake screen will cause the screen to break down, allowing particles to enter the IPR valve and cause it to jam. 5.