Product Overview

This high-quality Diesel Engine Pump Plunger & Barrel Assembly (Model A44) is a critical component for fuel injection systems, designed for precision replacement and repair. Sourced from a leading manufacturer in Shandong, China, this component ensures optimal fuel metering and engine performance. We offer global shipping to major industrial markets including North America, Europe, Asia-Pacific, the Middle East, and South America, ensuring fast and reliable delivery to your workshop or distribution center.

Key Features & Benefits

• Precision Engineering: Manufactured to strict OEM tolerances (STANDARD SIZE) for seamless fitment and reliable fuel delivery.
• Superior Durability: Constructed from high-grade alloy steel with hardened surfaces to resist wear and extend service life in demanding diesel engines.
• Enhanced Performance: Optimized for high-pressure injection, ensuring efficient fuel atomization, improved combustion, and reduced emissions.
• Direct Replacement: An exact match for OEM part numbers 131151-3220 and 9413610030, simplifying inventory management for B2B buyers.
• Rigorous Testing: Each unit undergoes strict quality control checks for leak-tightness, dimensional accuracy, and pressure resistance.

Technical Specifications

OEM Cross-Reference

This plunger and barrel assembly is a direct replacement for the following OEM numbers:

• 131151-3220 (Primary Reference)
• 9413610030 (Alternative Reference)
• A44 (Model Number)

Always verify your original part number before purchasing.

Compatibility

This component is designed for use in diesel fuel injection pumps commonly found in industrial, agricultural, and automotive applications. It is suitable for various car and truck diesel engines requiring a standard-size A44 plunger and barrel set. Please cross-reference with your specific pump model (e.g., Bosch, Denso, or similar in-line pump systems) to ensure compatibility.

Global Supply & Distribution

• Worldwide Shipping: We offer reliable logistics via sea, air, and express courier (DHL, FedEx, UPS, TNT) to over 50 countries.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy, Netherlands), Asia-Pacific (Japan, South Korea, Australia, Singapore), Middle East (UAE, Saudi Arabia, Turkey), and South America (Brazil, Argentina).
• Fast Delivery: Efficient shipping from our warehouse in Shandong, China, to major ports and industrial centers (e.g., Rotterdam, Los Angeles, Shanghai, Dubai).
• Export Expertise: Experienced in international trade documentation and customs compliance, ensuring a smooth transaction for B2B partners.

Quality Assurance

• Manufacturing Standards: Produced in an ISO-certified facility using advanced CNC machining and heat treatment processes.
• Testing: Each part is tested for dimensional accuracy, surface finish, and hydraulic performance to meet OEM specifications.
• Warranty: Backed by a 4-month warranty against manufacturing defects.

FAQ

Q1: Is this plunger and barrel assembly a direct replacement for my Bosch pump?
A: This A44 assembly is a standard replacement part commonly used in various in-line fuel injection pumps. While it is designed to match OEM specs (131151-3220), we recommend comparing the dimensions (length, diameter) and the plunger helix design with your original part to confirm fitment for your specific pump model.

Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. The work area must be extremely clean to prevent contamination. Lubricate the plunger and barrel with clean diesel fuel or assembly oil before insertion. Torque the retaining screws to the pump manufacturer’s specifications to avoid distortion. Always replace the delivery valve and gaskets simultaneously for best results.

Q3: How can I ensure the longevity of this plunger element?
A: Longevity depends on fuel quality and system maintenance. Always use clean, high-quality diesel fuel with proper filtration. Regularly replace fuel filters and water separators. Contamination (water or dirt) is the primary cause of premature plunger wear. Adhering to the recommended service intervals for your injection pump will significantly extend the life of this component.