Product Details
Product Overview
This high-precision VE type fuel injection pump rotor head is a critical component for diesel engine fuel systems. Manufactured to meet stringent OEM specifications, this rotor head (part numbers 7123-340U & 7180-550U) ensures optimal fuel metering and pressure generation. As a leading supplier from Shandong, China, we ship globally to major industrial markets including North America, Europe, Southeast Asia, the Middle East, and South America, supporting workshops and distributors with reliable fuel injection parts.
Key Features & Benefits
- Precision Engineering: Machined to exact OEM tolerances for seamless integration with Bosch VE, DPA, and DVE pump systems.
- Durable Construction: Manufactured from high-grade alloy steel with a hardened surface to resist wear and extend service life.
- Improved Fuel Efficiency: Ensures consistent fuel delivery timing and pressure, reducing fuel consumption and emissions.
- Rigorous Testing: Each unit undergoes professional hydraulic and dimensional testing to guarantee performance.
- Direct Fitment: Standard size design ensures a direct replacement for worn or failed rotor heads without modification.
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 7123-340U, 7180-550U |
| Type | VE Pump Rotor Head |
| Condition | New |
| Place of Origin | Shandong, China |
| Engine Code | 7123-340U |
| Size | Standard Size |
| Material | Hardened Alloy Steel |
| Single Package Size | 22 x 25 x 35 cm |
| Single Gross Weight | 2.200 kg |
OEM Cross-Reference
This rotor head is a direct replacement for the following OEM and reference numbers:
- Primary OEM: 7123-340U
- Alternate Number: 7180-550U
- Pump Series: Compatible with Bosch VE, CAV DPA, and DVE pump designs using the 4/9R rotor configuration.
Compatibility
This rotor head is designed for use in diesel injection pumps found on a wide range of agricultural, industrial, and automotive engines. It is commonly used in:
- Engine Brands: Cummins, Perkins, Deutz, Ford, and other diesel engines utilizing Bosch VE or CAV rotary pumps.
- Vehicle Applications: Tractors, excavators, generators, trucks, and marine engines.
- Note: Always verify your pump model (e.g., VE4/9R) and existing rotor head markings before ordering.
Global Supply & Distribution
We offer efficient worldwide logistics to ensure fast delivery. Our shipping partners include DHL, UPS, FEDEX, EMS, and TNT. Typical delivery time is 3-7 working days.
- Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Japan, South Korea, Australia), Middle East (UAE, Saudi Arabia), and Africa.
- Ports & Industrial Centers: We ship directly to major ports (Los Angeles, Rotterdam, Shanghai, Dubai) and inland industrial hubs.
- Trade Compliance: We support secure payment via TT, Western Union, PayPal, and Trade Assurance for buyer protection. Minimum Order Quantity is 1 piece, with sample availability for testing.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities with strict quality control processes.
- Testing: Each rotor head undergoes professional performance testing to verify pressure, flow, and dimensional accuracy.
- Warranty: We offer a 6-month warranty against manufacturing defects. Our 24-hour customer service team is available to assist with any inquiries.
FAQ
Q1: Will this rotor head fit my CAV DPA pump?
A: Yes, this rotor head (7123-340U) is compatible with many CAV DPA and DVE pumps that use the 4/9R rotor configuration. We recommend checking your existing part number or pump model before purchase.
Q2: What is the installation procedure for this part?
A: Installation should be performed by a qualified diesel technician. The process typically involves disassembling the pump head, replacing the rotor and hydraulic head assembly, and recalibrating the pump timing on a test bench. Improper installation can lead to engine damage.
Q3: How long does shipping take to the UK?
A: Delivery to the UK typically takes 3-7 working days via express courier (DHL or FedEx). We also offer tracking numbers for all orders. For urgent orders, please contact our sales team for expedited shipping options.
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 .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
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Quick Inquiry
Bosch VE Type Fuel Injection Pump Rotor Head 7123-340U 7180-550U for Diesel Engine
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Inquiry Desk
Send Inquiry
Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.