PROFESSIONALLY REBUILT LINCOLN DOUBLE ACTION FUEL PUMP THIS IS AN ORIGINAL "AC" CASTING THIS PUMP IS PROFESSIONALLY REBUILT HERE IN THE U.S.A FROM A REBUILDER WITH OVER 40 YEARS EXPERIENCE USING ALL MODERN ETHANOL TOLERANT U.S.A. MADE PARTS  COMPATIBLE FOR TODAY'S MODERN FUELS THIS PUMP HAS BEEN VACUUM+PRESSURE TESTED AFTER REBUILD TO ASSURE LONG LASTING PERFORMANCE AND IS DEFECT FREE THIS PUMP COMES WITH A 1 YEAR WARRANTY READY TO INSTALL!! THIS PUMP COMES WITH A MOUNTING GASKET  SPECIAL NOTE-MUST READ: THERE IS A $50 CORE CHARGE ALREADY ADDED TO THE BUY IT NOW PRICE-THIS DEPOSIT IS REFUNDABLE WHEN THE BUYER RETURNS OLD FUEL PUMP CORE(CORE HAS TO FIT SAME APPLICATION AS LISTED) THIS IS AN OPTION TO THE BUYER BUT NOT MANDATORY-IF BUYER WANTS A CORE CHARGE REFUND THEN IT IS REQUIRED FOR THEM TO SEND IN A RE-BUILDABLE FUEL PUMP CORE CORE HAS TO BE COMPLETE-NO CORE REFUND FOR CORES MISSING PARTS OR BROKEN PARTS THIS PUMP IS A SERIES "CX" DOUBLE ACTION FUEL PUMP ORIGINAL AC FUEL PUMP NUMBER: #1539604 (9604) THIS PUMP FITS THE FOLLOWING LINCOLN WITH A V-8 ENGINE: 1951(LATE PRODUCTION) ALL LINCOLN MODELS WITH A 336.7 V-8 ENGINE (THIS PUMP HAS RUBBER HOSES GOING TO THE VACUUM SECTION OF PUMP INSTEAD OF METAL LINES) IF YOU ARE NOT SURE WHAT STYLE OF PUMP YOU HAVE LET US KNOW WE CAN HELP!  GIVE US THE TAG OR FLANGE NUMBERS STAMPED INTO THE SIDE OF THE MOUNTING FLANGE(WHERE PUMP MOUNTS TO ENGINE BLOCK) OR IT MAY HAVE A METAL I.D. TAG ON ONE OF THE DIAPHRAGM FLANGE SCREWS OR SEND US PICTURE OF YOUR OLD PUMP AND I CAN CONFIRM TO VERIFY FIT PLEASE LOOK AT PICTURES TO COMPARE TO YOUR OLD PUMP ANY QUESTIONS PLEASE E-MAIL US WE ARE HERE TO HELP! ARIZONA VINTAGE PARTS