Product Overview

This high-accuracy DPA head rotor, model 7189-461L with rotor number 018K, is a precision-engineered replacement component designed for diesel fuel injection systems. Manufactured to meet rigorous quality standards, this rotor is ideal for B2B buyers worldwide, including those in North America, Europe, Asia-Pacific, and the Middle East. We offer reliable global shipping and fast delivery to major industrial ports and centers, ensuring your operations remain uninterrupted.

Key Features & Benefits

• High Precision: Manufactured to tight tolerances for optimal fuel metering and injection timing.
• Enhanced Durability: Constructed from wear-resistant materials to withstand high-pressure operation and extend service life.
• Direct Replacement: Designed as a perfect fit for DPA-type fuel injection pumps, simplifying installation and reducing downtime.
• Reliable Performance: Ensures consistent engine performance, improved fuel efficiency, and reduced emissions.
• Cost-Effective Solution: Factory-direct pricing offers excellent value without compromising on quality or reliability.

Technical Specifications

OEM Cross-Reference

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

• OEM Number: 7189-461L
• Rotor Number: 018K
• Alternate Reference: 3/7R (Specification)

Compatibility

This DPA head rotor is designed for use in a wide range of diesel engines equipped with DPA-type rotary fuel injection pumps. Common applications include:

• Engine Types: Diesel engines in light commercial vehicles, agricultural machinery, and industrial equipment.
• Vehicle Makes: Compatible with multiple diesel engine brands using DPA pump technology (consult your pump model for specific fitment).
• Year Range: Generally suitable for engines manufactured from the 1980s onward, depending on pump model.

Global Supply & Distribution

We are committed to serving the global B2B market with efficient logistics and reliable supply chains. Our distribution capabilities include:

• Worldwide Shipping: We ship to all major regions, including North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Expedited shipping options available to major industrial ports and centers such as Los Angeles, Rotterdam, Shanghai, Dubai, and Singapore.
• Export Experience: Our team has extensive experience in international trade, ensuring smooth customs clearance and compliance with export regulations.
• Bulk Orders: Flexible MOQ (6 pcs) with competitive pricing for larger volume orders.

Quality Assurance

Every DPA head rotor undergoes rigorous quality control to ensure it meets the highest standards of performance and reliability.

• Manufacturing Standards: Produced in ISO-compliant facilities with strict adherence to precision engineering tolerances.
• Testing: Each unit is tested for dimensional accuracy, surface finish, and material integrity before shipment.
• Warranty: Backed by a 4-month warranty against manufacturing defects, providing peace of mind for your procurement needs.

FAQ

Q1: How do I verify if this rotor (7189-461L / 018K) is compatible with my diesel pump?

Check the existing rotor or pump body for the part number 7189-461L or rotor number 018K. This rotor is specifically designed for DPA-type pumps with 3/7R specification. If your pump uses these identifiers, it is a direct fit. For further verification, consult your pump’s service manual or contact our technical support team with your pump model details.

Q2: What is the recommended installation procedure for this DPA head rotor?

Installation should be performed by a qualified diesel technician. Ensure the pump is clean and free of debris. Lubricate the rotor with clean diesel fuel or assembly oil before insertion. Carefully align the rotor with the pump drive and housing, avoiding any forceful impacts. After installation, prime the fuel system and check for leaks before starting the engine. Always refer to the pump manufacturer’s service manual for detailed instructions.

Q3: What maintenance is required after installing a new head rotor?

After installation, monitor the engine for smooth operation and proper fuel pressure. Use high-quality, clean diesel fuel and replace fuel filters at recommended intervals to prevent contamination. Regularly inspect the fuel injection pump for any signs of wear or leakage. Adhering to a routine maintenance schedule will maximize the lifespan of the new rotor and the entire fuel system.