Product Details
Product Overview
This is a professional-grade Common Rail Injector Valve Plate, available in both 504# and 505# specifications, designed for high-performance diesel fuel injection systems. Manufactured in Shandong, China, this component is an essential replacement part for repairing and maintaining common rail injectors. We ship globally, serving major B2B markets including North America, Europe, Southeast Asia, and the Middle East, ensuring fast and reliable delivery to industrial centers and ports worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured from high-speed steel for exceptional durability and resistance to wear under high-pressure injection conditions.
- 100% Tested: Every valve plate undergoes rigorous professional testing to ensure perfect sealing and optimal fuel metering performance.
- Direct Replacement: Designed for easy installation as a direct replacement part in standard common rail injectors, minimizing downtime.
- Reliable Performance: Restores injector efficiency, improves fuel economy, and reduces engine emissions.
- Reliable Supply: Backed by a 1-year warranty and available with neutral or customized packaging to meet your branding needs.
Technical Specifications
| Specification | Details |
|---|---|
| Part Type | Common Rail Injector Valve Plate |
| Model/Specification | 504#, 505# |
| Material | High Speed Steel |
| Condition | New |
| Application | Fuel Injection System |
| Quality | 100% Professional Test |
| Warranty | 1 Year |
| Place of Origin | Shandong, China |
| Packaging | Neutral or Customized |
| Delivery Time | 3-7 Days |
| Single Package Size | 15 x 15 x 15 cm |
| Single Gross Weight | 0.100 kg |
OEM Cross-Reference
This valve plate is a compatible replacement for the following OEM part numbers and common rail injector models:
- 295050-0231 (Common Rail Injector)
- 295050-1290 (Common Rail Injector)
- 295050-0152 (Common Rail Injector)
- Valve Plate 504# (Specification)
- Valve Plate 505# (Specification)
Compatibility
This valve plate is specifically designed for use in common rail fuel injection systems found in various diesel engines. It is a universal component used in many diesel car and light truck applications. Please verify the specific injector model (e.g., 295050-0231) and the required plate specification (504# or 505#) to ensure correct fitment for your engine.
Global Supply & Distribution
We are a dedicated supplier of diesel engine components with a strong focus on international B2B trade. Our logistics network supports fast and reliable shipping to major industrial centers and ports around the world, including:
- North America: Los Angeles, Houston, New York, Toronto
- Europe: Rotterdam, Hamburg, Antwerp, Felixstowe
- Asia-Pacific: Singapore, Shanghai, Dubai, Sydney
- Middle East & Africa: Jebel Ali, Durban, Lagos
We offer flexible shipping options and can handle both small orders and bulk container shipments. Our team ensures all export documentation is complete for smooth customs clearance.
Quality Assurance
- Manufacturing Standards: Produced in a professional facility in Shandong, China, using high-speed steel for superior strength.
- Testing: Each valve plate is individually tested to ensure 100% professional quality and dimensional accuracy.
- Warranty: All parts come with a standard 1-year warranty against manufacturing defects.
FAQ
- Q1: What is the difference between the 504# and 505# valve plates?
The 504# and 505# refer to different orifice sizes or design specifications within the valve plate. The correct choice depends on the specific injector model and the engine’s fuel pressure requirements. Please check your injector’s service manual or the part number (e.g., 295050-0231) to determine the correct specification.
- Q2: How do I install this valve plate?
Installation requires professional knowledge of common rail injector disassembly and reassembly. The valve plate is a precision component that sits inside the injector body. It is critical to clean the mating surfaces thoroughly and torque all components to the manufacturer’s specifications. We recommend installation by a qualified diesel technician.
- Q3: What is the typical lifespan of this valve plate after installation?
The lifespan depends on fuel quality, engine operating conditions, and maintenance. However, when installed correctly and with high-quality fuel filtration, the high-speed steel construction provides excellent durability. It is often replaced as part of a routine injector overhaul to prevent performance degradation.
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
Common Rail Injector Valve Plate 504# 505# for Diesel Engines 295050-0231 295050-1290
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
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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.