Product Overview

This is a premium piston ring set engineered for the Mitsubishi 6D22 industrial and marine diesel engine. Designed for direct OEM replacement, this set ensures optimal compression, oil control, and engine longevity. We supply this critical engine component globally, with strong supply chains to major industrial markets in North America, Europe, the Middle East, and Asia-Pacific, supporting fleet operators, equipment dealers, and engine rebuilders worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and reliable performance in the 6D22 engine block.
• Superior Material: Constructed from high-grade alloy steel and advanced coatings for exceptional wear resistance and heat dissipation under heavy loads.
• Optimal Sealing: Ensures maximum cylinder compression, reduces blow-by, and maintains efficient oil control for lower emissions and improved fuel economy.
• Extended Engine Life: Reduces cylinder wear and liner scoring, protecting your engine investment and minimizing downtime.
• Complete Set Solution: Includes all necessary compression and oil control rings for a full cylinder overhaul, simplifying procurement and installation.

Technical Specifications

OEM Cross-Reference

This piston ring set is a direct replacement for the following OEM part numbers:

• Mitsubishi: ME052966, ME360961, ME993736, ME996142, ME996540
• Related Set Components: ME995473, ME995477, ME995469

Note: Always verify the specific part number from your original engine or service manual before ordering.

Compatibility

This set is specifically designed for the Mitsubishi 6D22 series diesel engine. This engine is commonly found in:

• Mitsubishi industrial generators and pump sets
• Marine auxiliary power units (APUs) and propulsion systems
• Various heavy-duty stationary equipment

The 6D22 engine has been in production for many years; this piston ring set is compatible with units across a wide range of service years. Confirm your engine’s serial number for absolute certainty.

Global Supply & Distribution

We are a specialized exporter of heavy-duty engine components with a proven track record in international B2B trade. Our logistics network ensures reliable delivery to key global hubs.

• Worldwide Shipping: We export to all major markets via air and sea freight.
• Key Regions Served: North America (USA, Canada), European Union, United Kingdom, Australia, Middle East (UAE, Saudi Arabia), Southeast Asia, and South America.
• Efficient Logistics: Consolidated shipments to major ports like Los Angeles, Rotterdam, Singapore, and Jebel Ali, with reliable inland forwarding options.
• Trade Compliance: All documentation (Commercial Invoice, Packing List, Certificate of Origin) is provided for smooth customs clearance worldwide.

Quality Assurance

We partner with ISO-certified manufacturers to guarantee component integrity and performance.

• Manufacturing Standards: Components are produced under strict quality control systems (ISO 9001) and meet or exceed original dimensional and material specifications.
• Rigorous Testing: Each batch undergoes material hardness testing, dimensional verification, and tension checks to ensure consistent quality.
• Warranty: Backed by a standard 12-month warranty against manufacturing defects from the date of purchase.

FAQ

Q1: Is this a complete set for one cylinder or for the entire 6-cylinder 6D22 engine?
A1: This listing is typically for a complete piston ring set for one (1) cylinder, which includes all necessary rings. For a full 6-cylinder engine overhaul, you would need to order six (6) sets. Please confirm the quantity per package with our sales team before bulk ordering.

Q2: Are these rings pre-gapped, or is filing required during installation?
A2: Our premium piston rings are manufactured to precise tolerances. However, as with any critical engine rebuild, we strongly recommend checking and adjusting the ring end-gap during installation according to the official Mitsubishi 6D22 service manual. This ensures optimal performance based on your specific cylinder bore condition.

Q3: Do you provide technical support or installation guidelines?
A3: Yes. We supply basic dimensional specifications and general installation notes with the product. For detailed technical procedures, always refer to the official engine service manual. Our team can assist with part identification and cross-referencing to ensure you receive the correct component for your application.

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 .