Product Overview

This high-quality A92 diesel fuel injection pump plunger (OEM 131151-7620) is a critical component for maintaining precise fuel delivery in a range of popular industrial and automotive diesel engines. Manufactured to standard specifications, this plunger ensures reliable engine performance, reduced fuel consumption, and lower emissions. We serve a global B2B clientele, with consistent shipments to major markets across North America, Europe, Southeast Asia, and the Middle East.

Key Features & Benefits

• Precision Engineered: Manufactured from high-speed steel for exceptional wear resistance and dimensional stability under high-pressure injection conditions.
• 100% Professional Tested: Every unit undergoes rigorous quality checks to ensure perfect fitment and optimal fuel metering, guaranteeing consistent engine power output.
• Enhanced Durability: Designed to withstand the extreme pressures and temperatures within the injection pump, offering a long service life and reducing downtime for fleet operators.
• Direct Replacement: Standard size design ensures a seamless, drop-in fit for the specified pump models, eliminating the need for modifications.

Technical Specifications

OEM Cross-Reference

This plunger is a direct replacement for the following OEM part numbers:

• 131151-7620 (Primary OEM Number)

Note: While the primary cross-reference is listed, this part is specifically designed for the A92 pump series. Always verify compatibility with your existing pump model.

Compatibility

This A92 plunger is designed for use in the following engine models and applications:

• Nissan / Daewoo Engines: SD23, SD25, SD33, TD24, CD24, ED33, ED42
• Other Engine Models: D20, DC24, C240
• Application: Suitable for diesel cars, light trucks, and industrial machinery using the specified injection pump series.

Global Supply & Distribution

We are a dedicated supplier to the global automotive aftermarket. Our logistics network ensures efficient and reliable delivery to industrial centers worldwide.

• Worldwide Shipping: We ship from any major China port, including Qingdao, Shanghai, and Ningbo.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Japan, South Korea, Australia, Indonesia), Middle East (UAE, Saudi Arabia, Turkey), and Africa.
• Fast Delivery: Standard lead time is 3-7 days for in-stock items, ensuring minimal disruption to your supply chain.
• Flexible Payments: We accept T/T, Western Union, and PayPal for your convenience.

Quality Assurance

We are committed to delivering products that meet the highest standards of performance and reliability.

• Manufacturing Standards: Produced in a facility adhering to strict quality control protocols in Shandong, China.
• Testing: Each plunger undergoes a 100% professional test to verify dimensional accuracy and surface finish.
• Warranty: Backed by a comprehensive 1-year warranty against manufacturing defects.
• Supply Capacity: Our robust supply chain allows for a monthly output of up to 5,000 pieces, ensuring stable stock availability.

FAQ

Q: How do I confirm this plunger (A92 / 131151-7620) is the correct part for my pump?
A: First, verify the model number stamped on your existing injection pump plunger. It should read “A92”. Second, cross-reference the OEM number (131151-7620) on your old part. The engine models listed (SD25, SD23, TD24, etc.) are the primary applications. If your engine is listed, this is the correct standard-size plunger.

Q: What is the recommended installation procedure for this plunger?
A: Installation should be performed by a qualified diesel technician. The plunger and its mating barrel must be kept absolutely clean. Lubricate the plunger with clean diesel fuel during installation. Ensure it moves freely within the barrel without binding. Torque the pump head to the manufacturer’s specifications. Improper installation can lead to pump seizure or incorrect fuel timing.

Q: How should I store spare plungers before installation?
A: Store the plungers in a clean, dry environment at a stable temperature. Keep them in their original anti-corrosion packaging (polyester bag) until ready for use. Avoid exposure to moisture, dust, or extreme temperature fluctuations, as this can cause corrosion or dimensional changes to the high-precision surface.