Product Overview

This high-performance Diesel Injection Pump Plunger Element (P-Series) is a critical component for maintaining optimal fuel delivery and engine efficiency in heavy-duty diesel engines. Designed for replacement and repair, this plunger set is precision-engineered to meet or exceed OEM specifications. Sourced from a leading manufacturer in Shandong, China, we offer global shipping to major industrial markets, including North America, Europe, Southeast Asia, the Middle East, and Australia, ensuring fast and reliable delivery for your B2B supply chain needs.

Key Features & Benefits

• Premium Material: Manufactured from high-speed steel for exceptional wear resistance and extended service life.
• Precision Engineering: Ensures accurate fuel metering and injection timing for improved engine performance and fuel economy.
• 100% Professional Tested: Each unit undergoes rigorous quality checks to guarantee reliable operation and a perfect fit.
• Direct Replacement: Designed as a direct OE replacement for P388, P298, P296, and P228 models, simplifying your repair process.
• Reliable Performance: Reduces fuel system downtime and enhances the overall durability of your diesel engine.

Technical Specifications

OEM Cross-Reference

This plunger element is a direct cross-reference for the following OEM part numbers:

• P388
• P298
• P296
• P228

Note: Always verify your existing part number before ordering to ensure correct fitment.

Compatibility

This high-speed steel plunger is designed for use in P-Series diesel injection pumps commonly found in a wide range of heavy-duty diesel engines. It is suitable for various industrial, agricultural, and construction machinery applications, including excavators, loaders, generators, and trucks. While specifically engineered for “Diesel Car” and general diesel engine fitment, it is a standard component for many fuel injection systems requiring these specific plunger models.

Global Supply & Distribution

• Worldwide Shipping: We export to over 50 countries with established logistics partners.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Australia, Japan, South Korea, India), Middle East (UAE, Saudi Arabia), and Africa.
• Fast Delivery: Standard delivery time of 3-7 days, with expedited options available for urgent orders to major ports and industrial hubs.
• Trade Compliance: Experienced in international trade, supporting TT, Western Union, and PayPal payments for secure transactions.

Quality Assurance

• Manufacturing Standards: Produced in a facility adhering to strict quality control processes.
• Testing: Each plunger element is 100% professionally tested for dimensional accuracy, surface finish, and pressure integrity.
• Warranty: Backed by a 6-month warranty against manufacturing defects, ensuring peace of mind for your operation.

FAQ

Q1: How do I confirm this plunger will fit my injection pump?
A: Please cross-reference your existing part number with the listed OE numbers (P388, P298, P296, P228). These are the primary identifiers. If your pump uses a different P-Series number, please contact our support team with your pump model and existing part number for verification before purchasing.

Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. It requires careful cleaning of the pump barrel, lubrication of the plunger with clean diesel fuel, and precise alignment during insertion. Improper installation can lead to pump failure or engine damage. We recommend consulting your engine or pump service manual for detailed steps.

Q3: What maintenance is required after installing a new plunger element?
A: After installation, it is crucial to bleed the fuel system to remove any air. Check for fuel leaks around the pump head and ensure proper injection timing is set. For long-term performance, use clean, high-quality diesel fuel and replace your fuel filters regularly to prevent contamination that can wear out the new plunger prematurely.