Product Overview

This high-precision CP3 Fuel Overflow Valve (Pressure Limiter) is an essential component for maintaining optimal fuel pressure within Common Rail diesel injection systems. Designed for global distribution, this replacement part meets or exceeds OEM specifications, offering a reliable solution for workshops and parts distributors serving major markets in North America, Europe, Asia-Pacific, and the Middle East.

Manufactured with strict quality controls, this valve ensures the longevity and efficiency of your CP3 fuel pump by regulating excess fuel return and protecting the system from damaging pressure spikes.

Key Features & Benefits

• OEM Standard Fitment: Direct replacement for part numbers F00N202279, 01340591, 1340591, and 51111070029, ensuring seamless installation.
• Premium Construction: Built with durable materials to withstand high-pressure diesel environments, preventing premature wear and failure.
• 100% Professional Testing: Every unit is rigorously tested to guarantee flow rate accuracy and pressure relief functionality, ensuring system protection.
• Enhanced System Protection: Prevents fuel pump and injector damage by maintaining correct back-pressure, reducing the risk of costly repairs.
• Cost-Effective Solution: High-quality aftermarket alternative to expensive OEM parts, offering excellent value for fleet maintenance and repair shops.

Technical Specifications

OEM Cross-Reference

This component is a direct cross-reference for the following OEM and aftermarket part numbers:

• Primary OEM: F00N202279 (Bosch)
• Alternate OEM: 01340591, 1340591
• Compatible Cross: 51111070029

Please verify your current part number against this list to ensure compatibility. This valve is specifically designed for Bosch CP3 injection pumps.

Compatibility

This Fuel Overflow Valve is designed for use in Common Rail diesel systems utilizing the Bosch CP3 High-Pressure Pump. It is commonly found on:

• Engine Types: 4-Cylinder and 6-Cylinder Diesel Engines with CP3 pumps.
• Vehicle Applications: Agricultural tractors, construction machinery (excavators, loaders), commercial trucks, and passenger diesel vehicles.
• Specific Fitment: Suitable for various models where the CP3 overflow valve is located on the pump head or fuel rail return line.

Note: While widely used on CP3 systems, always confirm the physical fitment and thread type with your original part.

Global Supply & Distribution

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

• Shipping Worldwide: Fast and reliable shipping via DHL, FedEx, UPS, TNT, and Sea Freight.
• Major Markets Served:
  • North America: USA, Canada, Mexico
  • Europe: Germany, UK, France, Netherlands, Poland, Italy
  • Asia-Pacific: Japan, South Korea, Australia, New Zealand, Singapore
  • Middle East & Africa: UAE, Saudi Arabia, South Africa, Nigeria
  • South America: Brazil, Argentina, Chile
• Delivery Time: 3-7 days (Express) / 15-35 days (Sea Freight) depending on order volume.
• Volume Capability: MOQ of 6 pieces, with bulk pricing available for larger orders.

Quality Assurance

• 100% Professional Testing: Each valve is individually tested for pressure calibration and leak-tightness before packing.
• Manufacturing Standards: Produced in ISO 9001 compliant facilities, ensuring consistent quality control.
• Warranty: All products come with a standard 6-month warranty against manufacturing defects.
• Packaging: Secure, professional packaging to prevent damage during international transit. Neutral or custom branding upon request.

FAQ

Q1: How do I know if this overflow valve fits my specific CP3 pump?

This valve is a direct replacement for OEM number F00N202279. To confirm fitment, locate your current valve on the CP3 pump or fuel rail and compare the number stamped on it. If it matches F00N202279, 01340591, 1340591, or 51111070029, it is compatible. For non-standard applications, please measure the thread size and body diameter.

Q2: What are the symptoms of a failing CP3 fuel overflow valve?

A failing overflow valve can cause several issues, including: hard starting or long cranking times, fuel pressure fluctuations leading to rough idling or loss of power, fuel leaks from the valve area, and in severe cases, damage to the high-pressure pump due to excessive pressure. Replacing this valve is a standard part of preventative maintenance on high-mileage CP3 systems.

Q3: Can this valve be installed without specialized tools?

While the valve is a simple bolt-on component, we recommend installation by a qualified diesel technician. It requires careful torque to avoid overtightening and damaging the sealing surface. The system must also be depressurized before removal. After installation, the fuel system may need to be primed to remove air. Always consult your vehicle’s service manual for specific 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 .