Upgrade your engine cooling system with this high-quality Water Pump, expertly crafted from premium brass for superior durability and corrosion resistance. Designed as a direct replacement for OEM numbers 21214599, 3812693, and 3862482, this water pump ensures a perfect fit and reliable performance for 4.3L, 5.0L, and 5.7L engines. Pre-lubricated with glycerin impeller lube, it guarantees smooth operation and longevity, making it an ideal choice for restoring or maintaining your vehicle’s cooling efficiency. Key Features: · Premium Brass Construction: Made from durable, anti-corrosion brass material to withstand harsh engine conditions and extend service life. · Pre-Lubricated Impeller: Comes pre-lubricated with glycerin impeller lube to reduce friction, ensuring quiet and efficient pump operation from installation. · OEM-Quality Direct Replacement: Manufactured to strict standards for a perfect fit and compatibility with original equipment, making installation quick and hassle-free. · Simple Installation: Designed for straightforward bolt-on replacement, allowing you to swap out your old or damaged water pump with minimal effort. · Engine Compatibility: Specifically designed for 4.3L, 5.0L, and 5.7L engines, guaranteeing optimal cooling system performance. · Precision Manufacturing: Strict adherence to manufacturing standards ensures excellent durability and consistent functionality over time. · Compatible Impeller Kits: Supports impeller kits 21951348, 21213660, or 09-1027B (width 1.25in) for complete maintenance solutions. Specifications: · Item Type: Water Pump · Material: Brass · OEM Reference Numbers: 21214599, 3812693, 3862482 · Application: 4.3L, 5.0L, 5.7L Engines · Impeller Kit Compatibility: 21951348, 21213660, 09-1027B (1.25in width) Package Includes: · 1 x Water Pump This brass water pump delivers reliable engine cooling performance with durable construction and precise OEM compatibility. It is the ideal replacement for restoring your vehicle’s cooling system, ensuring long-lasting protection against overheating and optimal engine operation.