Sierra’s 18-8310 Water Pump Base Seal is designed for use in Mercury outboard engines. The seal features a 0.828″ O.D. x 0.453″ Shaft Size x 0.172″ Width. Includes one water pump base seal per package. It is interchangeable with Mercury Marine 26-30900 and 26-30900T. Check manufacturer recommendations to ensure a proper fit before purchasing. Each Sierra product meets or exceeds the original equipment part it replaces.
Designed for use in Mercury outboard engines
Dimensions: 0.828″ O.D. x 0.453″ Shaft Size x 0.172″ Width
Includes one water pump base seal per package
Interchangeable with Mercury Marine 26-30900 and 26-30900T
Check manufacturer recommendations to ensure a proper fit before purchasing
