Genuine Motorcraft Water Pump 7.3L Powerstroke Diesel. 1996-1998.5 | F250 F350 F450 F550. Ford Part # MC3Z8501A / Motorcraft Part # PW-668 . This water pump assembly will fit NOTE: This part replaces Ford Part # 2C3Z-8V501-BA, Ford Reman Part # F6TZ-8V501-AARM & F7TZ-8501-CRM.
