Engine Water Pump. The engine types may include 4.6L 281Cu. V8 CNG SOHC Naturally Aspirated,4.6L 281Cu. V8 GAS DOHC Naturally Aspirated,4.6L 281Cu. V8 GAS SOHC Naturally Aspirated. This part fits vehicles made in the following years 1993,1994,1995,1996 ,1997,1998,1999,2000,2001,2002.