SKU: CW50249
UPC: 671880588157
MPN: 17370-0001-P
The Jabsco Impeller Kit with 12 neoprene blades and 3-¾" diameter is a precision replacement component designed for flexible impeller engine cooling, bilge, transfer, and general-purpose pumps across most bronze pump makes and models. This 12-blade impeller kit delivers dependable fluid circulation in demanding marine and automotive cooling system applications where reliable heat rejection and consistent flow rates are critical to engine longevity.
The neoprene blade material provides excellent resistance to thermal stress and chemical degradation—essential properties for continuous duty in cooling loops exposed to saltwater environments, coolant additives, and sustained operating temperatures. The double flat drive configuration ensures positive engagement with compatible pump shafts, while the plastic insert housing protects against corrosion in damp bilge or enclosed engine compartments. Dimensions of 3-¾" diameter with a 1" shaft width and 3-9/16" shaft diameter make this impeller compatible with standard Jabsco pump installations and OEM-equivalent systems. The kit format provides everything needed for straightforward replacement without requiring additional sourcing.
This replacement impeller is essential for boat owners, marine mechanics, and automotive technicians maintaining cooling system integrity on vessels and engines subject to extended operating cycles or high thermal loads. Worn or cavitation-damaged impellers reduce pump efficiency, cause coolant temperature creep, and risk catastrophic overheating. Regular impeller replacement on a preventive maintenance schedule—typically every 2–3 years for marine duty—keeps cooling systems performing within design parameters and extends overall engine service life.
Flexible impeller kits are foundational spares for any marine or automotive cooling system maintenance inventory. The Jabsco 12-blade design is recognized for consistent performance across a broad range of pump models and operating conditions, making it a reliable choice for rebuilds and preventive replacements.
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