Cummins 6C8.3/6L8.9 Fuel Transfer Pump 3936319 Parts Catalogue Ref No. Part Name Part No. Required 1 Fuel Transfer Pump 3936319 1   Above is the introduction of the Cummins 3936319 Fuel Transfer Pump, while if you need any other Cummins spare parts or complete Cummins engine, Please further consult our sales.