Product Overview

This high-quality DPA type head rotor is a critical component for diesel fuel injection systems, specifically designed for Perkins engines. Manufactured to precise OEM specifications, this replacement part ensures reliable fuel delivery and optimal engine performance. We serve a global B2B clientele, with major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, providing fast and reliable shipping to industrial centers and major ports worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exacting tolerances for a perfect fit and consistent fuel metering.
• Durable Construction: Made from high-grade materials to withstand the high pressures and wear of the fuel injection system.
• Direct Replacement: A seamless swap for worn or failed original parts, minimizing downtime.
• Enhanced Performance: Restores injection timing and pressure for improved engine power, fuel economy, and reduced emissions.
• Rigorous Testing: Each unit is tested to ensure it meets performance and durability standards before shipment.

Technical Specifications

OEM Cross-Reference

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

• 7123-359M
• 7180-578M
• Rotor 344M (for 4/7.5L pump applications)

Please verify your existing part number before ordering. This part is designed for DPA type fuel injection pumps.

Compatibility

This head rotor is specifically designed for use in Perkins diesel engines equipped with a DPA (Distributor Pump A) fuel injection pump. It is commonly used in agricultural, industrial, and construction machinery powered by Perkins engines. The “4/7.5L” designation indicates compatibility with pumps designed for engines in the 4 to 7.5-liter displacement range.

Note: Always confirm your pump model and engine code for exact fitment.

Global Supply & Distribution

We are a dedicated supplier of diesel engine components with a robust global logistics network. Our services include:

• Worldwide Shipping: Via EMS, DHL, FEDEX, TNT, and UPS for fast, trackable delivery.
• Major Markets Served: North America, Europe, Southeast Asia, the Middle East, Africa, and Oceania.
• Fast Dispatch: Orders are processed and shipped within 3-7 business days.
• Flexible MOQ: Low minimum order quantity of just 6 pieces to support your inventory needs.
• Custom Packaging: Available upon buyer’s request to ensure safe transit.

Quality Assurance

• Manufacturing Standard: Produced in ISO-certified facilities (Shandong, China) with strict quality control.
• Testing: Each head rotor undergoes dimensional and pressure testing to guarantee performance.
• Warranty: Backed by a comprehensive 6-month warranty against manufacturing defects.
• Customer Service: 24-hour customer support to assist with inquiries and technical questions.

FAQ

Q1: How do I know if this head rotor (7123-359M) will fit my pump?
A: This part is designed for DPA type fuel injection pumps. Please verify your pump’s model number and the existing head rotor part number. The 7123-359M and 7180-578M are the primary reference numbers. If your pump is a DPA type for a Perkins engine in the 4-7.5L range, it is highly likely to be compatible.

Q2: What is the installation process for a DPA head rotor?
A: Installation requires mechanical expertise and should be performed by a qualified diesel technician. The process involves disassembling the injection pump, removing the old head and rotor assembly, cleaning the pump housing, and reinstalling the new unit with precise torque. Proper timing and calibration are essential after installation.

Q3: What is the typical lifespan of this replacement head rotor?
A: The lifespan depends on fuel quality, operating conditions, and maintenance. Under normal operating conditions with clean fuel and proper filtration, this high-quality rotor can provide thousands of hours of reliable service. Regular inspection of the fuel system is recommended to maximize its life.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .