The three main causes of failure on cooling systems are chemical electrolysis, stray voltage electrolysis & erosion corrosion. These causes will NOT affect the material of the impeller.Includes: Mounting O-RingThe A77704 NEW Water Pump w/ Pulley - New fits equipment brands such as: Allis Chalmers, Case, Case IH, Gleaner, Massey Ferguson, WhiteThe A77704 NEW is a substitute for the following discontinued products: HCC3800976
Mounts w/ 5/16" & 7/16" bolts.Includes: Mounting & Block GasketUse F87800115 for Water Pump w/ Back HousingThe FEA513FN Water Pump w/ Pulley - New fits equipment brands such as: Ford