PRODUCT NOTES

The 5406043RX Kit includes a 3684450 water pump inserted into a housing. It is rare that the housing fails so the most cost effective repair is to use the DS3684450 water pump. Note: Replacement of this pump does require the use replacement of the 3684384 O-Ring that seals the pump and the housing. This item is a genuine Cummins part shipped with a 12-month warranty.

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