Product Overview

This high-quality DPA type head rotor is a critical component for diesel fuel injection pumps, designed for precision and reliability. Manufactured to meet strict OEM standards, this rotor (part numbers 7123-340J and 7180-550J) ensures optimal fuel delivery and engine performance. We serve a global B2B clientele, with regular shipments to North America, Europe, the Middle East, and Asia-Pacific markets. Our inventory supports fast, reliable delivery to major industrial hubs and ports worldwide.

Key Features & Benefits

• Precision Engineered: Manufactured to exacting tolerances for a perfect fit and consistent fuel injection timing.
• Superior Durability: Constructed from high-grade alloy steel to withstand high pressure and wear, extending service life.
• Enhanced Performance: Ensures stable fuel pressure and atomization, leading to improved engine efficiency and reduced emissions.
• Direct Replacement: A direct OEM replacement for 7123-340J and 7180-550J models, simplifying installation.
• Rigorous Testing: Every unit is tested for hydraulic performance and dimensional accuracy before shipment.

Technical Specifications

OEM Cross-Reference

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

• 7123-340J
• 7180-550J
• 7123340J
• 7180550J

Note: This part is designed for DPA type fuel injection pumps and is not interchangeable with other pump types (e.g., VE, PE). Always verify your existing part number before ordering.

Compatibility

This head rotor is compatible with a wide range of diesel engines utilizing the DPA (Distributor Pump) fuel injection system. Common applications include:

• Agricultural tractors and machinery
• Industrial diesel engines
• Light commercial vehicles and vans
• Marine auxiliary engines

Note: This is a generic DPA component. For specific engine model compatibility (e.g., Perkins, Ford, Lister), please cross-reference your pump model and part number with the OEM numbers listed above.

Global Supply & Distribution

We are a dedicated supplier to the global B2B market, specializing in diesel engine components. Our logistics network ensures efficient worldwide delivery:

• Shipping Partners: DHL, FedEx, EMS, UPS, and sea freight for bulk orders.
• Major Markets: Serving clients in North America, Europe, Southeast Asia, the Middle East, and Africa.
• Fast Dispatch: Orders are processed and dispatched within 3-35 days, depending on quantity and stock.
• Ports: Efficient delivery to major ports including Shanghai, Shenzhen, Rotterdam, and Los Angeles.

Quality Assurance

We are committed to providing parts that meet or exceed OEM specifications.

• Manufacturing Standards: Produced in ISO-certified facilities with strict quality control.
• Testing: Each head rotor undergoes pressure testing and dimensional inspection.
• Warranty: All products are backed by a 6-month warranty against manufacturing defects.
• Customer Support: Our team provides 24-hour customer service for technical inquiries and after-sales support.

FAQ

Q1: How do I confirm this head rotor fits my DPA pump?
A: Check the existing part number on your pump’s head or rotor. If it matches 7123-340J, 7180-550J, or the OEM numbers 7123340J/7180550J, this part is a direct replacement. If your number is different, please contact our support team with your pump model for verification.

Q2: What is the installation procedure for this DPA head rotor?
A: Installation should be performed by a qualified diesel technician. The process involves removing the pump, disassembling the hydraulic head, and replacing the rotor and associated seals. Proper torque specifications and cleanliness are critical to prevent contamination and ensure pump performance.

Q3: What is the typical lifespan of this rotor compared to an OEM part?
A: When properly installed and used with clean fuel, this high-quality rotor offers a lifespan comparable to OEM parts, typically exceeding 5,000 operating hours in standard applications. Regular fuel filter changes and system maintenance are recommended to maximize service life.