Product Overview

This high-quality A-type Fuel Injection Plunger, model M30 with OEM number 140161-0120 (also known as 1401610120 or 0120), is a precision-engineered component designed for the demanding fuel injection systems of heavy-duty excavator and car engines. Manufactured in Shandong, China, this plunger is a direct replacement part built to restore optimal fuel pressure and engine performance. We supply this critical component globally, serving major markets in North America, Europe, Southeast Asia, the Middle East, and South America, with fast shipping via DHL, FedEx, EMS, TNT, and UPS.

Key Features & Benefits

• Premium Durability: Manufactured to standard size specifications using high-grade materials for exceptional wear resistance and a long service life.
• Precision Engineering: Ensures a perfect seal and consistent high-pressure delivery within the fuel injection pump for optimal engine combustion and efficiency.
• Direct Replacement: Designed as a perfect match for the original part (OEM M30), simplifying installation and reducing downtime for repair and maintenance.
• Reliable Performance: Undergoes rigorous quality control to guarantee stable operation under high-pressure conditions common in excavator and industrial engines.
• Cost-Effective Solution: Offers a high-quality aftermarket alternative without compromising on performance, providing excellent value for B2B buyers.

Technical Specifications

OEM Cross-Reference

This plunger is a direct cross-reference for the following original equipment manufacturer (OEM) numbers. Please verify your existing part for compatibility.

• Primary OEM Number: 140161-0120
• Alternative Numbers: 1401610120, 0120
• Model Reference: M30

Compatibility

This A-type Plunger M30 is specifically designed for use in fuel injection pumps on various engine types. While primarily listed for car and excavator engines, it is suitable for a range of industrial and agricultural diesel engines that utilize this standard plunger size and type.

• Primary Vehicle Type: Excavator Engines, Car Engines
• System: High-Pressure Fuel Injection System
• Note: Always cross-reference the part number (140161-0120) and model (M30) with your specific engine’s fuel pump assembly to confirm fitment.

Global Supply & Distribution

We are a dedicated supplier of diesel engine components with a robust global logistics network. Our warehouse in Shandong, China, ensures efficient processing and dispatch of orders.

• Worldwide Shipping: We deliver to all major continents via DHL, FedEx, EMS, TNT, and UPS.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Australia, Japan, Korea, Indonesia), Middle East (UAE, Saudi Arabia), and Africa.
• Fast Delivery: Standard delivery time is 3-7 days for most international destinations, ensuring minimal downtime for your operations.
• Export Expertise: With years of experience in international trade, we ensure all documentation and customs compliance are handled professionally.

Quality Assurance

Our commitment to quality ensures that every plunger meets rigorous standards before shipment.

• Manufacturing Standards: Produced in a state-of-the-art facility in Shandong, China, with strict adherence to quality control processes.
• Testing: Each batch is tested for dimensional accuracy, surface finish, and material hardness to ensure reliable performance under high pressure.
• Warranty: We offer a 6-month warranty against manufacturing defects. Our 24-hour customer service team is ready to assist with any post-sales inquiries.

FAQ

Q1: How do I confirm this M30 plunger (140161-0120) fits my fuel injection pump?
A: First, locate the model number on your old plunger or the injection pump housing. It should read “M30” or have the number “140161-0120” stamped on it. Compare the physical dimensions (length and diameter) with your old part. If you are unsure, please contact our support team with your engine model and pump serial number for verification.

Q2: What is the recommended installation procedure for this high-pressure plunger?
A: Installation should be performed by a qualified diesel mechanic. Clean the pump bore thoroughly before insertion. Lubricate the new plunger with clean diesel fuel or assembly oil. Ensure the plunger slides freely without binding. Torque all retaining components to the manufacturer’s specifications. After installation, bleed the fuel system to remove air before starting the engine.

Q3: What is the typical lifespan of this plunger, and what maintenance is required?
A: Lifespan depends heavily on fuel quality and operating conditions. With clean fuel and proper filtration, this plunger can last thousands of hours. Regular maintenance includes changing fuel filters at recommended intervals and checking for fuel contamination. If you notice hard starting, loss of power, or black smoke, inspect the plunger and barrel assembly for wear.