Product Overview

This is a premium piston ring set engineered for the Mitsubishi 4D92 diesel engine. Designed for durability and optimal compression, it is an essential component for engine rebuilds and overhauls. We supply this high-quality part globally, with extensive experience serving major markets across North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• Premium Material: Manufactured from high-grade cast iron and coated alloys for superior wear resistance and heat dissipation.
• Precision Engineering: Ensures perfect cylinder sealing to restore engine compression, power, and fuel efficiency.
• Reduced Oil Consumption: Precisely designed oil control rings minimize blow-by and prevent excessive oil burning.
• Extended Engine Life: Protects cylinder walls from scoring and reduces wear on associated engine components.
• Reliable Performance: Delivers consistent operation under high-temperature and high-pressure conditions typical of diesel engines.

Technical Specifications

OEM Cross-Reference

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

• Mitsubishi: 6141-31-2020, 6141312020

Compatibility

This piston ring set is specifically designed for the Mitsubishi 4D92 diesel engine. This engine is commonly found in a range of industrial and commercial applications, including:

• Mitsubishi Fuso Canter trucks and light-duty commercial vehicles.
• Various industrial generators and machinery powered by the 4D92 engine.
• Applicable for engine overhauls across multiple model years utilizing this engine platform.

Global Supply & Distribution

We are a trusted global supplier of heavy-duty engine components. Our logistics network ensures reliable delivery to key industrial regions worldwide.

• Worldwide Shipping: We export to North America, South America, Europe, Africa, the Middle East, and Asia-Pacific.
• Fast Delivery: Efficient shipping to major ports and logistics hubs, including Rotterdam, Los Angeles, Singapore, Dubai, and Hamburg.
• Export Expertise: Fully compliant with international shipping documentation, customs regulations, and export controls for seamless B2B transactions.
• Bulk & Wholesale: Competitive pricing for large orders, suitable for workshops, fleet operators, and parts distributors.

Quality Assurance

Every part meets stringent quality standards to ensure performance and reliability.

• Manufacturing Standards: Produced to meet or exceed OEM specifications for dimensional accuracy and material properties.
• Rigorous Testing: Undergoes checks for tension, radial thickness, and finish to guarantee proper fit and function.
• Warranty: Backed by a standard warranty against manufacturing defects, providing peace of mind for your investment.

FAQ

Q: Is this a complete set for one piston, or for the entire engine?
A: This part number (6141-31-2020) typically refers to a complete piston ring set for a single cylinder. Please verify the quantity per package with your sales representative and order accordingly for a multi-cylinder engine rebuild.

Q: Are these rings pre-gapped, or do they require filing during installation?
A> While manufactured to precise tolerances, it is always recommended to check and adjust the ring end gap during installation according to the specific engine’s service manual. This ensures optimal sealing and performance for your engine’s current cylinder bore condition.

Q: Can this ring set be used if my engine block has been re-bored?
A: This set is designed for the standard OEM bore size. If your engine block has been machined (bored or honed) to an oversize, you will need a corresponding oversize piston ring set. Always match the ring size to the final measured bore diameter.

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 .