If you use the Sherwood impeller you will have a clearance issue with the end cover and the impeller will heat up and melt
Select Navistar® Applications : Year 2008 RXT / Year 2008-2009 7000 / 8000 Models / Year 2009-2011 4000 Models
Interstate-McBee® 3017511 Cummins® Tappet Roller (163800)
M 7M1916 GASKET SET
A4720162220
MaxiForce® John Deere® R542777 Liner, Cyl, Tier 4, 4045/6068 8929081 If you use the SherwoodProduct Details : Select John Deere Applications. OEM Reference : John Deere R542777. Please do not hesitate to contact us with your vehicle, engine and or part(s) details to determine if this product is appropriate for your particular engine and or application. MaxiForce : Brand New, Premium Replacement Parts Coverage for Caterpillar, Cummins, International Harvester, John Deere, Komatsu, Mitsubishi, Navistar, Perkins, Shibaura, Thermo King and