Description
Product Overview
The Edelbrock 8858 water pump is crafted from high‑grade aluminum, offering a lightweight yet sturdy solution for motorhome cooling systems. Its satin finish not only provides a sleek appearance but also adds corrosion resistance for long‑term reliability. Designed with a 0.625 in. pilot shaft and a 0.750 in. ball‑ball bearing, the pump ensures smooth operation and minimal wear. The 5.50 in. block‑to‑hub height fits heavy‑weight vehicle configurations, delivering optimal water flow and engine temperature control.
![[Product front view showing all components]](https://www.legendmart.store/wp-content/uploads/2026/06/46b0db6749be4f508619c1e7a2708ff9.jpg)
Usage
Ideal for motorhomes and RVs, this pump excels in demanding travel environments where consistent engine cooling is critical. Whether navigating mountainous terrain or cruising on highways, the Edelbrock 8858 maintains steady water circulation, protecting the engine from overheating. Its standard impeller rotation aligns with factory specifications, ensuring seamless integration into existing cooling systems.
Why Choose Us
Choosing Edelbrock means selecting a brand trusted by professionals for decades. Each pump undergoes rigorous quality testing, guaranteeing performance that meets OEM standards. The aluminum construction reduces overall weight without compromising strength, while the satin finish adds a premium look and extra durability. Our dedicated support team is ready to assist with installation guidance and after‑sales service, ensuring confidence in every purchase.
Key Features
- Lightweight aluminum body reduces overall vehicle weight for better fuel efficiency.
- Satin finish resists corrosion, extending the pump’s service life in harsh environments.
- Standard impeller rotation matches OEM specifications for easy installation.
- Durable 0.750 in. ball‑ball bearing ensures smooth, quiet operation.
- Comprehensive customer support and warranty for peace of mind.
FAQ
Is this pump compatible with all motorhome models?
The 8858 is designed for heavy‑weight motorhomes and fits most standard cooling system configurations. Verify your vehicle’s specifications for exact compatibility.
What maintenance does the pump require?
Regularly inspect the bearing and impeller for wear, and replace the pump if coolant leaks develop. Routine checks during service intervals help maintain optimal performance.
Can I install the pump myself?
Yes, the pump is engineered for straightforward installation with standard tools. Follow the included instructions or consult a professional mechanic for best results.
What is the warranty period?
Edelbrock offers a limited warranty covering manufacturing defects for a specified period. Contact our support team for detailed warranty information.
Does the satin finish affect pump performance?
No, the satin finish is purely aesthetic and protective, providing corrosion resistance without impacting the pump’s cooling efficiency.







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