Waterway 2013 Hi-Flo II Pump Wet End [1 HP 2" In/Discharge] (310-7720SD) o-rings and PA50 references

and PA50 references

That helps restore cleaner functionality without replacing unrelated cleaner assemblies

A wet end like this is useful because it restores the full hydraulic side of the pump while keeping the larger connection format and 56-frame design used by the original Viper assembly

Frame-specific housings matter because even closely related pump models can require different wet-end parts

Keeping the repair within the Lingxiao LX range helps protect compatibility

Waterway 2013 Hi-Flo II Pump Wet End [1 HP 2" In/Discharge] (310-7720SD) o-rings and PA50 referencesWaterway 2013 Hi Flo II Pump Wet End [1 HP 2" In Discharge] (310 7720SD) is a Waterway Plastics pump wet end assembly for restoring the hydraulic side of a compatible pool or spa pump. Wet ends are commonly replaced when the housing, volute, or internal water path is damaged, worn, leaking, or no longer performing as expected. This replacement helps support proper pump operation by providing the matched water handling portion of the pump assembly.