AC Delco 12681186 GM LS Mechanical Water Pump

An ACDelco Gold / Professional Engine Water Pump circulates coolant through your vehicle's radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today.

Features & Benefits

• All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
• Thoroughly tested for reliable, leak-free performance
• Coated seals support seal longevity and durability
• Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
• High-quality bearings are permanently sealed and lubricated for greater durability and long life
• Come with premium, high-quality replacement components needed for trouble-free and accurate installation
• Uniform wall sections and smooth coolant-flow cavities for efficient operation
• Cast-iron or aluminum design, depending on vehicle application