Product Overview

This high-precision Auto Engine Plunger and Barrel Assembly, referencing OEM numbers 090150-5971 and 5971/MG, is a critical component for diesel engine fuel injection systems. Manufactured to strict quality standards, this plunger assembly ensures optimal fuel metering and atomization for efficient engine performance. We offer global shipping to major industrial markets, including North America, Europe, Asia-Pacific, the Middle East, and South America, providing a reliable supply chain for B2B buyers worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured from high-speed steel for exceptional hardness and wear resistance, ensuring a long service life.
• Optimal Fuel Efficiency: Designed to deliver precise fuel injection timing and volume, contributing to reduced fuel consumption and lower emissions.
• Reliable Performance: A direct replacement part that restores engine power and smooth operation, minimizing downtime for repair and maintenance.
• Standardized Fitment: Built to standard size specifications (STANDARD SIZE) for seamless installation in compatible diesel fuel injection pumps.
• Rigorous Quality Control: Each unit is tested to ensure consistent performance, backed by a 4-month warranty for buyer confidence.

Technical Specifications

OEM Cross-Reference

This plunger and barrel assembly is a direct equivalent to the following OEM part numbers:

• 090150-5971
• 5971/MG
• 0901505971

Compatibility

This component is designed for use in various diesel engines, particularly those found in trucks, cars, and industrial machinery. It is a common replacement part for fuel injection pumps in:

• Diesel Truck Engines
• Diesel Car Engines
• Industrial Diesel Generators (with compatible pump)

Note: Please verify your existing part number (090150-5971 or 5971/MG) to ensure compatibility with your specific fuel injection pump model before purchase.

Global Supply & Distribution

We specialize in the export of high-quality diesel engine parts, ensuring efficient logistics to customers worldwide. Our distribution network covers:

• North America: Fast delivery to major ports like Los Angeles, Houston, and New York.
• Europe: Reliable shipping to Rotterdam, Hamburg, and Felixstowe.
• Asia-Pacific: Serving markets in Japan, Korea, Australia, and Southeast Asia.
• Middle East & Africa: Direct shipments to Dubai, Jeddah, and major African ports.
• South America: Logistics support to Santos, Buenos Aires, and Callao.

Our professional service team ensures proper export documentation, competitive freight rates, and timely delivery to meet your project deadlines.

Quality Assurance

• Manufacturing Standards: Produced in ISO-compliant facilities in Shandong, China, with strict adherence to dimensional and material specifications.
• Testing: Each plunger and barrel assembly undergoes pressure and leakage testing to guarantee performance integrity.
• Warranty: We provide a 4-month warranty against manufacturing defects, ensuring a reliable replacement solution.

FAQ

• Q: How can I verify if this plunger assembly fits my engine?
  A: Please check the OEM number on your existing part. This assembly is a direct replacement for parts marked 090150-5971 or 5971/MG. It is a standard-size component. If your pump uses a different number, please contact us with your engine model and pump serial number for cross-referencing.
• Q: What is the recommended installation procedure?
  A: Installation should be performed by a qualified diesel mechanic. Ensure the fuel injection pump is clean and free of debris. Lubricate the plunger and barrel with clean diesel fuel or assembly oil before installation. Torque to manufacturer specifications. Improper installation can lead to pump damage or engine failure.
• Q: What maintenance is required for this part?
  A: The plunger and barrel assembly is a wear item. Its lifespan depends on fuel quality and operating conditions. Use clean, high-quality diesel fuel and replace fuel filters regularly to maximize its service life. If you experience hard starting, rough idling, or loss of power, have the injection pump inspected by a professional.