Product Overview

This high-quality fuel injection plunger, referencing OEM number 2418455146 (also known as 2455-146 and 2 418 455 146), is a precision-engineered component designed for demanding diesel engine applications. Manufactured in Shandong, China, this plunger is a critical part of the fuel injection system, ensuring optimal fuel metering and pressure generation for efficient combustion. We serve a global clientele, with major markets in North America, Europe, Asia-Pacific, the Middle East, and South America, providing reliable parts for excavators and heavy machinery.

Key Features & Benefits

• Precision Engineering: Manufactured to exacting tolerances to ensure a perfect fit and reliable performance within the fuel injection pump.
• High Durability: Constructed from premium-grade alloy steel, hardened and ground to resist wear, corrosion, and the high pressures of diesel injection systems.
• Direct Replacement: Designed for a seamless “drop-in” replacement, minimizing downtime and simplifying the repair process for your excavator or heavy equipment.
• Enhanced Performance: Restores original engine power, fuel efficiency, and reduces emissions by maintaining precise fuel delivery.
• Rigorous Testing: Each plunger undergoes strict quality control checks for dimensional accuracy, surface finish, and pressure integrity before shipment.

Technical Specifications

OEM Cross-Reference

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

• 2418455146
• 2455-146
• 2 418 455 146
• 2455146

Compatibility

This fuel injection plunger is designed for use in heavy-duty diesel engines commonly found in excavators, bulldozers, and other construction machinery. It is a standard component within various fuel injection pump assemblies. Please verify your existing part number against the OEM numbers listed above to ensure a correct fit for your specific engine model and pump application.

Global Supply & Distribution

We offer worldwide shipping to meet the urgent needs of our international B2B partners. Our logistics network ensures fast and reliable delivery to major industrial centers and ports globally.

• Major Markets: North America, Europe, Southeast Asia, Middle East, Africa, South America, and Oceania.
• Fast Shipping: Orders are processed and dispatched within 3-7 working days via DHL, FedEx, EMS, TNT, or UPS.
• Reliable Service: We offer 24-hour customer service to assist with inquiries, order tracking, and technical support.
• Trade Expertise: Experienced in international export documentation and customs clearance for smooth delivery to your doorstep.

Quality Assurance

We are committed to providing high-quality aftermarket parts that meet or exceed OEM specifications.

• Manufacturing Standards: Produced in a certified facility (Shandong, China) with strict quality control processes.
• Testing: Each plunger is inspected for dimensional accuracy, surface hardness, and material integrity.
• Warranty: Backed by a 3-month warranty against manufacturing defects, ensuring your peace of mind.

FAQ

Q1: How do I verify if this plunger (2418455146) fits my fuel injection pump?
A: Please check the part number stamped on your existing plunger or its housing. If it matches 2418455146, 2455-146, or 2 418 455 146, it is a direct fit. If you are unsure, please contact our support team with your engine and pump model for cross-verification.

Q2: Can I replace just this plunger, or should I replace other components in the pump?
A: While this plunger can be replaced individually, we highly recommend inspecting the barrel (cylinder) and delivery valve for wear. For optimal performance and to prevent future failure, replacing the plunger and barrel as a matched set is often the best practice.

Q3: What is the typical maintenance schedule for fuel injection plungers?
A: The lifespan varies based on fuel quality, operating conditions, and engine hours. As a general guideline, fuel injection components should be inspected during major engine overhauls or if you notice symptoms like hard starting, poor fuel economy, or black smoke. Regular use of clean, high-quality diesel fuel and proper filter maintenance will extend the life of the plunger.