FUEL RETURN LINES (SERIAL NO. 313361-386171) NOTE: SOME MACHINES BELOW LISTED SERIAL NOS. MAY HAVE BEEN CHANGED TO CONFORM TO (SERIAL NO. 386172- ) SEE APPROPRIATE PAGE [02G20] EXTERNAL FUEL SUPPLY SYSTEMS 0560 750 Crawler Bulldozer PC1884 in BULLDOZER MASTER TRAX