Coast Spas Jet Pump and Motor Assembly – 4.0HP – 12.0/4.4 AMP – 2 Speed – 2.5″ intake and 2″ discharge 3721621-13
This is a compatible replacement for Coast Spas Low Amp 5.0HP pump motor 3722020-6310
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- Replace the gaskets when replacing the pump – Large 2.5″ Flat Gasket
- Replace the gaskets when replacing the pump – 2″ Flat Gasket
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