Product Overview

This high-precision DPA head rotor is engineered for the Perkins 4.318 diesel engine, serving as a critical component within the fuel injection pump. Designed for global distribution, we supply this essential part to major industrial and automotive markets worldwide, including North America, Europe, the Asia-Pacific region, and the Middle East, ensuring reliable performance for heavy machinery and equipment.

Key Features & Benefits

• Premium Material: Manufactured from high-speed steel for exceptional wear resistance and longevity under high-pressure fuel injection conditions.
• Precision Engineering: Ensures accurate fuel metering and timing, critical for optimal engine performance, fuel efficiency, and reduced emissions.
• Direct OEM Replacement: Designed to meet or exceed original specifications for a perfect fit and reliable operation in Perkins 4.318 engines.
• Enhanced Durability: Built to withstand the demanding environment of diesel fuel systems, providing a reliable service life and reducing downtime.
• Global Quality Standard: Produced under stringent ISO and TS16949 quality management systems, guaranteeing consistent part quality and performance.

Technical Specifications

OEM Cross-Reference

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

• 7123-340W (Primary Model Number)
• 7123340W (OE Number)
• 7180-550W (Associated DPA Pump Assembly Part)

Compatibility

This component is specifically designed for use in:

• Engine Model: Perkins 4.318 Diesel Engine
• Application: Integral part of the DPA (Distributor-type Pump, Axial-piston) fuel injection pump system. Commonly found in industrial machinery, generators, and older model construction equipment powered by the Perkins 4.318 engine.

Global Supply & Distribution

We are a professional supplier with extensive experience in the international B2B automotive parts trade. Our logistics network ensures efficient delivery to key global markets.

• Worldwide Shipping: We ship via major carriers including DHL, UPS, FEDEX, EMS, and TNT to destinations across North America, Europe, Asia, Australia, Africa, and South America.
• Fast Delivery to Hubs: Expedited delivery available to major industrial ports and logistics centers in the EU, USA, UAE, Singapore, and Australia.
• Export Compliance: All shipments are prepared with complete and accurate commercial documentation (invoice, packing list, certificate of origin) to ensure smooth customs clearance.
• Flexible Packing: Packing can be customized per customer requirement for bulk orders, optimizing cost and protection for international freight.

Quality Assurance

Every part is backed by our commitment to quality and customer satisfaction.

• Certified Manufacturing: Produced in facilities adhering to ISO 9001:2000 and automotive-specific TS16949 quality management standards.
• Comprehensive Warranty: Protected by a robust 3-year warranty against manufacturing defects.
• Rigorous Testing: Components undergo dimensional checks and material verification to ensure they meet precise engineering specifications for fit and function.

FAQ

Q1: Is this head rotor a direct fit for my Perkins 4.318 DPA pump?
A1: Yes. This 7123-340W head rotor is manufactured to the exact OEM specifications for the Perkins 4.318 engine’s DPA fuel injection pump, ensuring a direct replacement without modification.

Q2: What is the typical delivery time to North America or Europe?
A2: For standard orders, delivery typically takes 3-7 days to major destinations via express courier services. Delivery times to remote areas may vary slightly. We provide tracking information for all shipments.

Q3: What precautions should be taken during installation?
A3: Installation should be performed by a qualified technician. The fuel system must be meticulously clean to prevent contamination. It is critical to prime the fuel system properly after installation to remove air and ensure immediate, reliable operation. Always refer to the official engine service manual for detailed procedures.

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 .