Product Overview

This high-precision Fuel Injection Plunger Barrel Assembly (A168 / 131152-4020) is an essential component for diesel engine fuel injection systems. Designed for direct replacement and repair, this part ensures optimal fuel metering and injection pressure. We are a leading supplier based in Shandong, China, serving a global network of B2B clients in North America, Europe, Asia-Pacific, the Middle East, and South America. Our inventory supports fast shipping to major ports and industrial hubs worldwide, ensuring minimal downtime for your operations.

Key Features & Benefits

• High-Speed Steel Construction: Manufactured from premium high-speed steel for exceptional wear resistance and long service life, even under high-pressure injection conditions.
• Precision Engineering: Tight tolerances ensure a perfect seal between the plunger and barrel, delivering consistent fuel delivery and improved engine performance.
• Direct Replacement: An exact OEM replacement for part numbers A168 and 131152-4020, simplifying installation and reducing labor time.
• Fuel System Integrity: Helps maintain proper injection timing and pressure, contributing to fuel efficiency and reduced emissions.
• Rigorous Quality Control: Every unit is tested for dimensional accuracy and surface finish to meet international standards.

Technical Specifications

OEM Cross-Reference

This plunger barrel assembly is a direct cross-reference for the following OEM numbers:

• OEM Number 1: 131152-4020
• OEM Number 2: A168

Note: Please verify your original part number to ensure compatibility. This assembly is commonly used as a replacement for fuel injection pumps in various diesel engines.

Compatibility

This component is designed for use in diesel fuel injection pumps. While it is a generic replacement part for many diesel engine applications, it is specifically matched to the A168 / 131152-4020 specification. Typical applications include:

• Engine Types: Inline and distributor-type fuel injection pumps for diesel engines.
• Vehicle/Equipment: Suitable for a wide range of diesel-powered vehicles, agricultural machinery, and industrial equipment.
• Note: For precise fitment, we recommend cross-referencing your current part number with the provided OEM numbers.

Global Supply & Distribution

We are a global supplier with extensive export experience. Our logistics network ensures reliable and fast delivery to any location worldwide.

• Worldwide Shipping: We ship via air, sea, and express courier (DHL, FedEx, UPS, TNT) to meet your deadlines.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), and South America (Brazil, Argentina).
• Fast Delivery: Orders are processed within 24 hours, with typical transit times of 5-10 business days for express shipping to major industrial centers.
• International Compliance: We adhere to international trade standards and can provide necessary documentation for customs clearance.

Quality Assurance

Our commitment to quality ensures that every component meets the highest industry standards.

• Manufacturing Standards: Produced in ISO-certified facilities with strict process control.
• Testing: Each plunger barrel assembly undergoes dimensional inspection and surface finish testing to ensure a precise fit and leak-free operation.
• Warranty: This product is backed by a 4-month warranty against manufacturing defects, providing peace of mind for your investment.

FAQ

Q1: How do I confirm this plunger barrel assembly is compatible with my fuel pump?
A: To ensure compatibility, please check the existing part number on your old plunger barrel assembly. It should match either A168 or 131152-4020. If you are unsure, please contact our technical support team with your pump model or engine details for verification.

Q2: What is the recommended installation procedure for this part?
A: Installation should be performed by a qualified diesel mechanic. The plunger and barrel are a matched set and must be handled with care to avoid damage. Ensure the pump housing is clean, lubricate the assembly with clean diesel fuel or assembly oil, and insert it without forcing. Proper torque specifications for your specific pump must be followed.

Q3: How can I maximize the service life of this plunger barrel assembly?
A: Longevity depends on fuel quality and system maintenance. Always use clean, high-quality diesel fuel and replace your fuel filters regularly. Contaminated fuel is the primary cause of premature wear. If you notice a drop in engine performance or hard starting, inspect the fuel injection system promptly.

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 .