Product Overview

This high-quality Pump Rotor Head, model 7180-645L (also referenced as 344L 4/7R), is a critical component designed for precision fuel injection systems in various diesel engines. Manufactured to meet rigorous standards, this part ensures reliable performance and efficient fuel delivery for replacement and repair applications. We serve a global clientele, with major markets including North America, Europe, Asia-Pacific, the Middle East, and Africa, offering fast shipping to major ports and industrial centers worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exacting tolerances for optimal fuel metering and injection timing.
• High Durability: Constructed from premium-grade materials to withstand high pressures and wear, ensuring a long service life.
• Direct Replacement: Designed as a direct OE replacement part, simplifying installation and reducing downtime.
• Rigorous Testing: Each unit undergoes strict quality control checks to guarantee performance and reliability.
• Enhanced Performance: Contributes to smoother engine operation, improved fuel efficiency, and reduced emissions.

Technical Specifications

OEM Cross-Reference

This rotor head is a direct replacement for the following OEM numbers:

• Primary Part Number: 7180-645L
• Alternative Reference: 344L 4/7R

Note: Please verify your existing part number to ensure compatibility.

Compatibility

• Engine Application: Designed for use in various diesel engines equipped with distributor-type fuel injection pumps.
• Vehicle Types: Commonly used in agricultural tractors, construction machinery (excavators, loaders), industrial engines, and light to medium-duty trucks.
• Year Range: Applicable to engine models from the 1990s onward, depending on the specific pump model.

Global Supply & Distribution

• Worldwide Shipping: We offer reliable shipping via express (DHL, FedEx, UPS), air freight, and sea freight to any destination globally.
• Major Markets: Our products are exported extensively to North America, Europe (including Germany, UK, France, Italy), Southeast Asia, the Middle East (UAE, Saudi Arabia), Africa, and South America.
• Fast Delivery: Orders are processed and dispatched promptly from our warehouse in Shandong, China, ensuring quick delivery to major ports like Shanghai, Ningbo, and Qingdao.
• Trade Compliance: We adhere to international trade standards and can provide necessary documentation for customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in an ISO-certified facility using advanced machining and heat treatment processes.
• Testing: Each rotor head is tested for dimensional accuracy, surface hardness, and pressure integrity before shipment.
• Warranty: Backed by a 4-month warranty against manufacturing defects in materials and workmanship.
• Packaging: Securely packed in neutral or WX-branded packaging to prevent damage during transit.

FAQ

Q1: How do I confirm that this rotor head (7180-645L) is compatible with my injection pump?
A1: Please check the existing part number on your pump rotor head. It should match 7180-645L or the alternative number 344L 4/7R. You can also cross-reference with your pump’s model number (e.g., from Bosch, Denso, or Stanadyne). If unsure, send us a photo of your old part for verification.

Q2: What are the common signs of a failing rotor head in a diesel injection pump?
A2: Common symptoms include hard starting, engine misfiring, rough idling, loss of power, increased fuel consumption, and black smoke from the exhaust. A worn rotor head can also cause fuel leaks from the pump housing.

Q3: Is professional installation required for this part?
A3: Yes, replacing the rotor head is a precision task that requires expertise. We strongly recommend installation by a qualified diesel mechanic or fuel injection specialist. Incorrect installation can lead to pump damage or engine performance issues.