This is a A-4089648 Upper Gasket Set (April, 2003>) PN: 4089648Main Description As Following : A-4089648 Gasket Set; Upper (April, 2003>) P.N: 4089648 A-4089648 Gasket Set; Upper (April, 2003>) P.N: 4089648 Found in Section & Models : Engine Parts > Gaskets, Cummins ENGINE: 43850 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 44247 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8039 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8239 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8240 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8334 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8335 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8507 CPL (April 2003>; W/ Top Hat Style Valve Seal), Engine Parts > 4BT 3.9 QSB Turbo Charged Cummins, Cummins ENGINE: 43850 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 44247 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8039 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8239 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8240 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8334 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8335 CPL (April 2003>; W/ Top Hat Style Valve Seal), Cummins ENGINE: 8507 CPL (April 2003>; W/ Top Hat Style Valve Seal) Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada