Jacuzzi Whirlpool Bath Impeller [3HP] [J Pump and K Pump] [JWB] [B913000] (B913000) is a Jacuzzi Whirlpool Bath replacement component for pump hydraulic repair. It is intended for pool, spa, or bath equipment applications where listed details such as 3HP, J Pump and K Pump, JWB, B913000 and part number B913000 match the original part being replaced. This listing is written to make identification easier by keeping the manufacturer, model references, dimensions, colors, voltage ratings, connection style, and part number visible in one place.Use this item when the existing component is worn, damaged, missing, leaking, discolored, corroded, or no longer performing correctly. The right replacement part can help maintain proper water flow and pump performance while helping avoid unnecessary replacement of larger assemblies. Confirm horsepower, frame size, impeller match, seal plate, wet end, basket, and plumbing connections before repair. When comparing parts, use the part number as the primary reference and review all size, color, finish, and configuration notes shown in the product title. Genuine or direct-fit style replacement listing for Jacuzzi Whirlpool Bath equipment applications. Designed for the listed Pump Impellers category and matching pool, spa, or bath systems. Helpful for repairing worn, broken, leaking, or missing components without replacing a full assembly. Review all measurements, connection types, voltage ratings, colors, and model references before ordering. Use the listed part number B913000 to confirm compatibility with existing equipment.