Melling MWP-527 Premium Stock Replacement Water Pump GM 3.8L OHV

The Melling MWP-527 is a premium stock replacement water pump engineered for GM 3.8L OHV engines. Built to meet or exceed original equipment standards, this water pump delivers consistent, reliable coolant circulation to keep your engine running at optimal operating temperatures.

Melling has been an industry leader in automotive fluid delivery technologies since 1946, and every water pump in their lineup reflects that legacy of precision manufacturing. The MWP-527 features a cast aluminum housing paired with a steel impeller and standard rotation — a configuration purpose-built to replicate OEM performance and ensure a direct-fit installation.

Key Features:

• 100% Factory Leak-Tested — individually pressure-tested under conditions that replicate actual engine operating environments
• Cast Aluminum Housing — lightweight yet durable construction for efficient heat dissipation and long service life
• Steel Impeller — robust impeller construction ensures consistent, high-volume coolant flow
• Standard Rotation — matches OEM specifications for a direct-fit replacement
• OEM-Grade Mechanical Seals — engineered to withstand severe operating temperatures and resist coolant intrusion
• Precision-Ground Bearings — pre-lubricated and heat-treated for enhanced durability and reduced wear
• Sold individually

The Melling MWP-527 is the trusted choice for restoring proper cooling system function on GM 3.8L OHV-powered vehicles, providing the quality and peace of mind you expect from one of the automotive aftermarket's most respected engine parts manufacturers.