1PCS Genuine CM-5054 IPR Valve. Motorcraft Part Number: CM-5054, 3C3Z-9C968-AA. For 2003 - 2007 Ford F-250 Super Duty 6.0L Diesel Engine. For 2003 - 2007 Ford F-350 Super Duty 6.0L Diesel Engine. For 2003 - 2007 Ford F-450 Super Duty 6.0L Diesel Engine.