Product Details

Product Overview

This premium Water Pump is a direct replacement for Weichai WP4 and WP4G95E221 diesel engines, also compatible with Deutz 226B series. Manufactured to OEM specifications, it ensures optimal coolant circulation and engine temperature regulation. We ship globally to major industrial hubs including North America, Europe, Southeast Asia, the Middle East, and Africa, providing fast and reliable logistics for B2B customers worldwide.

Key Features & Benefits

• Precision Engineering: Cast iron housing and high-grade steel impeller provide exceptional durability and corrosion resistance.
• Enhanced Cooling Efficiency: Optimized blade design ensures maximum coolant flow, reducing engine overheating risk under heavy load.
• Direct OEM Replacement: Exact fit for Weichai WP4 and WP4G95E221 engines; no modifications required.
• Long Service Life: Sealed bearings and premium mechanical seal prevent leaks and extend operational lifespan.
• Rigorous Testing: Each unit undergoes pressure and flow testing to meet or exceed original equipment standards.

Technical Specifications

OEM Cross-Reference

This water pump replaces the following OEM and aftermarket part numbers:

• Weichai: 13056682, 13021319, 12273212, 12159770, 1000054019
• Deutz: 226B series compatible
• Additional: WP4G95E221 specific applications

Note: Always verify your engine model and existing part number before ordering to ensure compatibility.

Compatibility

This water pump is designed for:

• Weichai Engines: WP4, WP4G95E221 series (used in construction machinery, generators, and industrial equipment)
• Deutz Engines: 226B series (commonly found in agricultural tractors, forklifts, and power units)

Typical applications include excavators, loaders, cranes, diesel generators, and agricultural machinery.

Global Supply & Distribution

• Worldwide Shipping: We deliver to all major ports and industrial centers via air, sea, and express courier.
• Key Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (China, Australia, India), Middle East (UAE, Saudi Arabia), Africa (South Africa, Nigeria).
• Fast Delivery: Stock ready for immediate dispatch; typical transit time 5-15 business days depending on destination.
• Trade Compliance: All products meet international export standards and customs requirements.

Quality Assurance

• Manufacturing Standard: ISO 9001 certified production facility.
• Warranty: 12-month warranty against manufacturing defects.
• Testing: 100% pressure tested and flow-checked before shipment.
• Certification: CE and RoHS compliant materials.

FAQ

Q1: Will this water pump fit my Weichai WP4 engine with serial number starting with “WP4G”?
Yes, this pump is compatible with both WP4 and WP4G95E221 variants. However, we recommend checking the existing part number (13056682 or 13021319) on your current pump for absolute confirmation.

Q2: What maintenance is required after installing this water pump?
After installation, check coolant level and bleed air from the system. Inspect the drive belt tension and replace if worn. For optimal life, use a 50/50 mix of antifreeze and distilled water and replace coolant per engine manufacturer’s schedule.

Q3: How can I verify the rotation direction before installation?
This pump rotates clockwise when viewed from the pulley/fan side. If your application requires counterclockwise rotation, please contact our technical support to verify compatibility before purchase.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .