Product Overview

This A-type high-pressure plunger, model K334 (OEM reference 140163-4220 / 1401634220), is a precision-engineered component designed for reliable performance in car engine fuel injection systems. Sourced from a leading manufacturer in Shandong, China, this product serves the global aftermarket with a commitment to quality and fast shipping. We serve major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, ensuring international buyers receive top-tier parts for their repair and replacement needs.

Key Features & Benefits

• High-Pressure Performance: Engineered to withstand the extreme pressures of modern fuel injection systems, ensuring precise fuel delivery for optimal combustion.
• Premium Material Construction: Manufactured from hardened, wear-resistant steel to provide long service life and resistance to corrosion and fatigue.
• Standard Size Precision: Manufactured to standard OEM specifications (140163-4220) for a direct, hassle-free replacement without modification.
• Rigorous Quality Control: Each plunger is tested to meet strict dimensional and surface finish tolerances, guaranteeing reliable operation.
• Cost-Effective Solution: A high-quality alternative to expensive dealer parts, offering excellent value for fleet maintenance and repair shops.

Technical Specifications

OEM Cross-Reference

This K334 plunger is a direct replacement for the following OEM part numbers. Please verify your existing part number for compatibility.

• Primary OEM: K334
• Alternative Numbers: 140163-4220, 1401634220

Compatibility

• Engine Application: Designed for use in car engines equipped with A-type fuel injection pumps.
• System Type: Suitable for inline fuel injection pumps found on various diesel engine models.
• Note: Verify the specific pump model and plunger size before purchase to ensure correct fitment.

Global Supply & Distribution

• Worldwide Shipping: We offer fast and reliable shipping via DHL, FedEx, EMS, TNT, and UPS.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (Japan, South Korea, Australia), Middle East (UAE, Saudi Arabia), and Africa.
• Fast Delivery: Standard delivery time is 3-7 working days after order confirmation, ensuring minimal downtime for your operations.
• Export Experience: Our team is experienced in international trade, handling customs documentation and ensuring smooth logistics for B2B clients.

Quality Assurance

• Manufacturing Standards: Produced in ISO-compliant facilities in Shandong, China, with strict adherence to quality management systems.
• Testing: Each plunger undergoes dimensional inspection and surface finish testing to guarantee performance and durability.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your purchase.
• Customer Service: 24-hour customer support is available to assist with technical inquiries and order tracking.

FAQ

Q1: How do I verify that this K334 plunger will fit my injection pump?
A: Please check the existing part number on your current plunger. It should match “K334,” “140163-4220,” or “1401634220.” Also, confirm that your pump uses an A-type plunger of standard size. If you are unsure, measure the outer diameter and overall length of your old part and compare it to the specifications listed on our product page.

Q2: What is the recommended installation procedure for this high-pressure plunger?
A: Installation should be performed by a qualified diesel technician. Ensure the pump housing and barrel are clean and free of debris. Lubricate the plunger with clean diesel fuel or assembly oil before insertion. Do not force the plunger; it should slide smoothly. After installation, prime the fuel system and check for leaks before starting the engine.

Q3: How can I ensure a long service life for this plunger?
A: Use high-quality, clean diesel fuel and replace fuel filters regularly. Contaminated fuel is the primary cause of plunger wear. Ensure the injection pump is properly timed and that fuel pressure is within the manufacturer’s specifications. Adhering to these maintenance practices will maximize the lifespan of the K334 plunger.

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 .