Product Overview

This is a premium-grade Valve Lock specifically engineered for Doosan DE12 series diesel engines. Designed to meet or exceed OEM specifications, this critical component ensures secure valve spring retention for optimal engine performance and longevity. We supply this part globally to distributors, workshops, and fleet operators in major industrial markets, ensuring reliable operation for heavy machinery and commercial vehicles.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM dimensions (OEM Size) for a perfect fit and reliable performance within the DE12 valve train assembly.
• Enhanced Durability: Made from high-grade materials to withstand the high-stress, high-temperature environment of a diesel engine cylinder head.
• Optimal Valve Control: Ensures positive retention of the valve spring, maintaining correct valve timing and preventing catastrophic engine failure.
• Cost-Effective Solution: Offers a high-quality, reliable alternative to genuine parts at a competitive price, reducing maintenance costs without compromising on performance.
• Rigorous Quality Control: Each part is subject to stringent inspection processes, including machinery test reports and video outgoing-inspection, guaranteeing consistency and reliability.

Technical Specifications

OEM Cross-Reference

This valve lock is manufactured as a direct replacement for the original Doosan part used in DE12 engines. For precise cross-referencing, please consult your engine’s service manual or contact our technical support with your existing part number. We recommend verifying the physical dimensions against your original component prior to installation.

Compatibility

This valve lock is designed for use in Doosan DE12 diesel engines. These engines are commonly found in a wide range of heavy-duty equipment and vehicles, including:

• Excavators
• Trucks
• Forklifts
• Bulldozers
• Buses
• Loaders
• And other industrial machinery

Note: Always confirm engine model and part number compatibility for your specific equipment. Valve locks are often engine-specific and not interchangeable across different model series.

Global Supply & Distribution

We are a professional B2B supplier with extensive experience in the international automotive parts trade. Our logistics network ensures efficient worldwide shipping to key industrial regions.

• Major Markets Served: North America, European Union, Asia-Pacific (including Australia and Southeast Asia), Middle East, Africa, and South America.
• Efficient Logistics: We ship via air and sea freight to all major global ports and industrial hubs, including Los Angeles, Rotterdam, Singapore, Dubai, and Sydney.
• Trade Compliance: All exports are handled in full compliance with international trade regulations, with complete commercial documentation provided (Packing List, Commercial Invoice, Certificate of Origin).
• Bulk & Custom Orders: We specialize in supplying wholesale quantities to distributors and large fleet operators, with flexible MOQs and OEM packaging options available.

Quality Assurance

Our commitment to quality is integral to our manufacturing process, ensuring you receive a reliable and durable engine component.

• Manufacturing Standards: Produced in ISO-certified facilities using precision tooling and high-grade materials.
• Comprehensive Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your business.
• Stringent Testing: Every production batch undergoes rigorous quality checks. A machinery test report and video record of the outgoing inspection are available to verify product integrity and consistency.

FAQ

Q: How do I confirm this valve lock is the correct part for my Doosan DE12 engine?
A: The most reliable method is to compare the physical dimensions and profile of your original valve lock with this part. We recommend referencing your engine’s service manual for the official part number. Our technical support team can also assist with compatibility checks if you provide your engine’s serial number or the old part.

Q: What is the recommended installation procedure for these valve locks?
A: Valve lock installation requires specialized tools (valve spring compressor) and should be performed by a qualified technician. Ensure the valve stem groove, lock, and retainer are clean. The locks must seat symmetrically and securely into the groove. Always refer to the official Doosan DE12 engine service manual for the precise torque specifications and installation steps.

Q: Do you provide technical support or documentation with the parts?
A> Yes. Along with the physical part, we can provide the machinery test report for the batch. For specific installation guidance, we recommend consulting the OEM service manual. Our team is available to assist with pre-purchase compatibility questions and standard cross-referencing to ensure you order the correct component.

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 .