The below engine parts Cummins water filters are for the 4BT3.9/6BT5.9/6CT8.3/6LT8.9/ISDe/ISLe/ISZ/M11/NT855/ KT19/KT38/KT50/ISF2.8/ISF3.8/ISM11/QSM11 series Cummins engine. Part No. Part Name Part No. Part Name 204163-20 Head,Water Filter 3278229 BRACKET,CRN RESISTOR 211448-20 Bracket,Water Filter 4920476 CARTRIDGE,CRN RESISTOR 215617-20 Head,Water Filter 3100305-29 Cummins Water Filter 3003379-20 Cover,Water Filter 3100307-29 Cummins Water Filter 3004845-20 …