JACOBSEN / CUSHMAN HAULSTER AND TRUCKSTER FUEL PUMPJACOBSEN CUSHMAN HAULSTER AND TRUCKSTER FUEL PUMP FUEL PUMP FOR CARBURATED ENGINES. REPLACES PART# PART# 15100 53F03 OR PART# THIS PUMP REPLACES THE THREE WIRE PUMP. THE THREE WIRE PUMP IS NO LONGER PRODUCED BY THE OEM MANUFACTURE MITSUBISHI. YOU WILL NEED TO USE THE CONNECTION FROM THE OLD PUMP. YOU WILL NEED TO MATCH UP BLACK WIRES, BLACK WIRE WITH WHITE STREAKER TO BLACK WIRE WITH WHITE STREAKER, AND CAP THE BROWN WIRE. THE BROWN WIRE GOES TO THE