Product Overview

This high-quality A797 Plunger (OEM No. 131150-0920 / 1311500920) is a precision-engineered component designed for the fuel injection system of car engines. Manufactured to strict OEM standards, this plunger ensures optimal fuel delivery and combustion efficiency. As a leading supplier based in Shandong, China, we offer this critical part for global B2B buyers, with reliable shipping to North America, Europe, Asia-Pacific, the Middle East, and South America. Our inventory supports fast, direct delivery to major industrial hubs and ports worldwide.

Key Features & Benefits

• Superior Durability: Manufactured from high-grade alloy steel with a hardened surface to resist wear and corrosion from high-pressure fuel, extending service life.
• Precision Engineering: Machined to standard OEM tolerances for a perfect fit and consistent fuel metering, ensuring smooth engine performance.
• High-Pressure Performance: Designed to withstand the extreme pressures within modern fuel injection systems, maintaining reliability under heavy load.
• Cost-Effective Replacement: A direct replacement for OE part number 131150-0920, offering a balance of high quality and competitive pricing for fleet maintenance and repair shops.
• Reliable Supply Chain: With a low MOQ of 10 pieces and a 3-7 day delivery window via DHL, FedEx, or UPS, we support urgent restocking needs.

Technical Specifications

OEM Cross-Reference

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

• Primary OEM: 131150-0920
• Alternate OEM: 1311500920
• Model Reference: A797

Compatibility

This A797 plunger is designed for universal application in car engine fuel injection systems. While it is a standard size component, it is commonly used in various diesel and gasoline high-pressure fuel pumps. Please cross-reference your vehicle’s engine specifications and the existing plunger’s physical dimensions (standard size) to ensure a correct fit. It is suitable for standard replacement and repair purposes.

Global Supply & Distribution

• Worldwide Shipping: We offer fast, reliable shipping through major carriers including DHL, FedEx, EMS, TNT, and UPS.
• Major Markets Served: Our products are exported to North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Standard lead time is 3-7 days, ensuring minimal downtime for your operations.
• Export Experience: We are an experienced exporter based in Shandong, China, compliant with international trade practices and packaging standards.

Quality Assurance

• Manufacturing Standards: Produced in a facility with strict quality control measures to ensure dimensional accuracy and material integrity.
• Testing: Each batch is subject to hardness and pressure testing to guarantee performance under high-stress conditions.
• Warranty: We provide a 6-month warranty against manufacturing defects, supported by 24-hour customer service.

FAQ

Q1: How do I verify that this A797 plunger fits my specific fuel pump?
A: This plunger is a standard size replacement (OEM 131150-0920). To confirm fitment, please measure the diameter and length of your current plunger and compare it to the standard specifications. You can also check the original part number on your pump assembly. Our 24-hour customer service team can assist with cross-referencing your engine model if needed.

Q2: What are the signs that this fuel injection plunger needs to be replaced?
A: Common symptoms include hard starting, engine misfire, reduced fuel economy, black smoke from the exhaust, and a noticeable loss of power under load. If the plunger is worn or scored, it can lead to low injection pressure and poor fuel atomization, requiring immediate replacement.

Q3: What is the proper installation procedure for a new plunger?
A: Installation should be performed by a qualified mechanic. Ensure the plunger bore is clean and free of debris. Lubricate the plunger with clean engine oil before insertion. Do not force the plunger into the barrel. After installation, prime the fuel system and check for leaks. Failure to follow proper procedures can lead to premature failure.

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 .