Product notes: Installation requires removal of high-pressure oil rail. Use AP0025 High-Pressure Oil Rail Seal Kit when reinstalling oil rail. OEM Numbers: 1842577C93 5010657R92 1842224C91 1842577C94 6923-PP Make Model Years Engine Model Notes Notes Navistar 2004 Navistar DT466 DT466: 245 HP to 285 HP (HT) Navistar 2005 Navistar DT466 DT466: 210 HP to 285 HP
