Product Overview

This high-quality diesel engine fuel pump plunger, identified by OEM numbers 7W6929 and 4P9830, is a critical component for Caterpillar (CAT) heavy equipment. Manufactured with precision in Shandong, China, this part is engineered to restore fuel injection pressure and efficiency in your diesel engine. We provide global shipping solutions, serving major markets including North America, Europe, Southeast Asia, the Middle East, and Australia, ensuring reliable delivery to industrial centers and ports worldwide.

Key Features & Benefits

• Premium Material: Constructed from high-speed steel for exceptional wear resistance and long service life under high-pressure conditions.
• 100% Professional Testing: Every unit is rigorously tested to guarantee dimensional accuracy and performance, meeting or exceeding OEM specifications.
• Precision Engineering: Ensures a perfect seal and optimal fuel metering, leading to improved engine combustion, reduced fuel consumption, and lower emissions.
• Reliable Performance: Direct replacement for CAT fuel injection systems, restoring lost power and ensuring smooth engine operation.
• Global Warranty: Backed by a 1-year warranty for your peace of mind.

Technical Specifications

OEM Cross-Reference

• Primary Part Number: 7W6929
• Cross-Reference OEM: 4P9830

Compatibility

• Engine Application: Caterpillar (CAT) Diesel Engines
• Vehicle/Equipment Models:
  • Caterpillar Trucks
  • Caterpillar Excavators
  • Caterpillar Wheel Loaders
  • Other CAT heavy machinery using compatible fuel injection systems

Global Supply & Distribution

We are a dedicated supplier of aftermarket diesel engine parts with a robust global logistics network. We offer fast and reliable shipping to major ports and industrial hubs, including Los Angeles, Rotterdam, Singapore, Dubai, and Sydney. Our export experience ensures that all shipments are professionally handled for international trade compliance. We serve a diverse range of clients, including equipment dealers, repair shops, and fleet operators across North America, Europe, Asia-Pacific, and the Middle East.

Quality Assurance

Our fuel pump plungers are manufactured under strict quality control standards. Each component undergoes 100% professional testing to verify dimensional accuracy, surface finish, and material hardness. This rigorous process ensures the part functions reliably under extreme pressure and temperature conditions. We stand behind the quality with a comprehensive 1-year warranty against manufacturing defects.

FAQ

1. Is this part a direct replacement for the CAT 7W6929 and 4P9830?
Yes, this plunger is a direct aftermarket replacement for the OEM parts 7W6929 and 4P9830. It is manufactured to meet or exceed the original specifications for a perfect fit and function.

2. What is the typical installation procedure?
Installation requires disassembly of the fuel injection pump. It is highly recommended that this component be installed by a qualified diesel mechanic to ensure proper timing and clearance. Incorrect installation can lead to engine damage.

3. How should I store this part before installation?
Store the plunger in a clean, dry environment. Keep it in its original packaging to protect it from dust, moisture, and corrosion. Do not unwrap the part until immediately before installation to maintain its precision surface finish.

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 .