Product Overview

This remanufactured 3973228 fuel pump is a high-quality, direct replacement solution for diesel engine fuel systems. Designed for global B2B trade, we ship to major industrial markets including North America, Europe, the Middle East, and the Asia-Pacific region. Ideal for heavy-duty applications, this part ensures reliable fuel delivery and restored engine performance.

Key Features & Benefits

• Precision Remanufacturing: Restored to OEM specifications for reliable fit and function.
• High-Speed Steel Construction: Ensures exceptional durability and resistance to wear in demanding conditions.
• Standard Size Design: Guarantees direct bolt-on installation without modifications.
• Rigorous Testing: Each unit is tested for pressure, flow rate, and seal integrity.
• Cost-Effective Solution: Provides remanufactured reliability at a fraction of the cost of a new OEM part.

Technical Specifications

OEM Cross-Reference

This product is a direct replacement for OEM number 3973228. While no alternative part numbers are listed, this specific number is the primary reference for compatibility with standard diesel engine fuel systems. Please verify your existing part number for exact fitment.

Compatibility

Designed for use in universal diesel engines, this fuel pump is suitable for a wide range of heavy-duty and commercial vehicles. It is intended as a direct replacement for standard size fuel pumps in diesel fuel systems. Verify your engine model and pump dimensions to ensure compatibility.

Global Supply & Distribution

• Worldwide Shipping: We export to North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Efficient logistics to major ports and industrial centers, including Rotterdam, Los Angeles, Shanghai, and Dubai.
• International Compliance: Our products meet global trade standards for remanufactured auto parts.
• B2B Experience: Over a decade of experience supplying workshops, distributors, and fleet operators internationally.

Quality Assurance

• Remanufacturing Standards: Process follows industry best practices for disassembly, cleaning, inspection, and reassembly.
• 100% Testing: Each fuel pump is tested for performance, including fuel pressure and flow rate, before shipment.
• Warranty: Backed by a 3-month warranty against manufacturing defects.
• Material Integrity: Constructed from high-speed steel for long-lasting performance in heavy-duty applications.

FAQ

Q1: Is this fuel pump a direct fit for my engine?

A: Yes, this is a standard size, remanufactured unit designed to be a direct replacement for the OEM part number 3973228. We recommend comparing your old pump’s dimensions and mounting points to ensure a perfect fit.

Q2: What is the installation process for this remanufactured pump?

A: Installation is identical to a new OEM pump. Ensure the fuel system is depressurized, disconnect the old unit, and install the new one using the existing mounting hardware. We recommend replacing filters and seals for optimal performance.

Q3: How should I maintain this fuel pump for long service life?

A: Use clean, high-quality diesel fuel and regularly replace your fuel filters. Avoid running the fuel tank low to prevent air from entering the system. If the pump shows signs of wear, such as hard starting or loss of power, have it inspected by a professional.

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 .