OEM Water Pump Impeller Kit 21700445 For V8 Marine Engines, 12 Blade Impeller, 5/8 Inch Spline Drive, 2-1/4 Inch Diameter, 1-7/8 Inch Width, Easy Install, Fits V8 350-C-D 350-CE-D 380-C-A 380-C-B

Premium OEM Water Pump Impeller Kit for V8 Boats (Single) ✔️ Single kit with 12-blade impeller, 5/8" spline, 2-1/4" dia

This OEM water pump impeller kit is designed for V8 marine engines and is a common replacement for cooling systems in boats. It restores proper water flow to keep the engine cool and fits a range of V8 configurations to suit different boats.

✅ 12 blade impeller
✅ 5/8 inch spline drive (15.88 mm)
✅ 2-1/4 inch diameter (57.15 mm)
✅ 1-7/8 inch width (47.63 mm)
✅ OE part number 21700445
✅ Fits V8-350-C-D, V8-350-CE-D, V8-380-C-A, V8-380-C-B, V8-430-CE-D

💡 What is a water pump impeller kit used for in marine engines? A handy overview for boaters and DIYers. - replacement part for cooling systems to maintain engine temps - helps prevent overheating by ensuring proper coolant flow - matches OE part number 21700445 for exact replacement