3421821-1AHZW Pump WW Exec 4.5hp Century 230v 2-Spd 48fr 2

Although this pump kit has been discontinued by Horizon/Optimus the components that make up the pump kit are still available separately.

34-270-1520 - Wet End, WW Executive 4.0hp 2"mbt 48fr

35-126-1121W - Motor, Century/WW, 4.5hp, 230v, 2-Speed, 48 Frame