17-20 L5P GM 6.6L Duramax Water Pump

Description

17-20 L5P  6.6L Duramax Water Pump

Alliant Power AP63586 – OE # 12680257

Alliant Water Pump Features:

• The shaft and hub are precisely ground to exactly fit original equipment fan clutches
• The unitized seal protects the bearings and provides leak-free, long-life performance
• The one-piece bearing assembly has factory-sealed bearings that are computer matched for low friction
• The quality-forged housing is specially formed to ensure maximum coolant flow
• The precision balanced impeller increases water flow, and extends seal and bearing life
• The no-sealant-required gasket allows for fast, easy installation.