Description
MA3H –
New AFA aftermarket water pump O-ring seal replacing Cummins 3820791. This O-ring is used in the Cummins water pump assembly and helps seal the pump/cover to prevent coolant leakage. Cummins parts information identifies 3820791 as an O-ring used in the water pump assembly, and FP Diesel confirms application on L10 and M11 engines


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