1999-2002 Ford E350 Super Duty 5.4L V8 CNG. 1999-2002 Ford E350 Super Duty 5.4L V8 GAS. 1999 Ford E350 Super Duty 5.4L V8 BI-FUEL. Contents: Water Pump. Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump.