- BOYESEN SUPERCOOLER WATER PUMP Cover and Impeller Kit Increased coolant flow at all rpm ranges Patented Nautilus-style impeller for hydrodynamic efficiency Color/Finish: Black, Powder-Coated Material: Aluminum Model: Supercooler Part number 0932-0166 WPK-80B Replaces OEM 420222505 420222785 703501124 This is the style with the smaller output nipple roughly 7/8 inch in outer diameter.
- OUT OF STOCKBOYESEN SUPERCOOLER WATER PUMP Cover and Impeller Kit Increased coolant flow at all rpm ranges Patented Nautilus-style impeller for hydrodynamic efficiency Color/Finish: Black, Powder-Coated Material: Aluminum Model: Supercooler Part number 850709 WPK-80AB Replaces OEM 420822750, 420622020 and 420622022 This is the style with the larger output nipple roughly 1 inch in outer diameter.