Product Overview

This premium K3H Main Crankshaft and Connecting Rod Bearing Set is engineered for Mitsubishi diesel engines, providing a critical solution for engine rebuilds and overhauls. Designed to meet or exceed OEM specifications, this bearing set is manufactured for durability and precise fitment. We supply this essential spare part globally, with established distribution channels to major markets including North America, Europe, the Asia-Pacific region, and the Middle East, ensuring reliable support for your heavy machinery maintenance operations.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM dimensions (OEM Size) for a perfect fit and optimal oil clearance, ensuring proper lubrication and engine longevity.
• Enhanced Durability: Constructed from high-grade materials designed to withstand the high loads and pressures of diesel engine operation, reducing wear on the crankshaft.
• Optimal Performance: Ensures smooth crankshaft rotation, maintains proper oil pressure, and minimizes friction for efficient engine power output.
• Complete Set Solution: Provides all necessary main and rod bearings for a comprehensive engine rebuild, saving sourcing time and ensuring compatibility.
• Rigorous Quality Control: Each set undergoes thorough inspection, supported by machinery test reports and video outgoing-inspection documentation.

Technical Specifications

OEM Cross-Reference

This bearing set is manufactured as a direct replacement for the original Mitsubishi K3H engine bearings. For precise cross-referencing, please consult your engine service manual or contact our technical support with your engine serial number. The set conforms to the original dimensional and material specifications.

Compatibility

Primary Engine Application: Mitsubishi K3H Series Diesel Engine.

Vehicle & Machinery Applications: This bearing set is suitable for a wide range of equipment powered by the Mitsubishi K3H engine, including but not limited to:

• Excavators
• Bulldozers
• Forklifts
• Loaders
• Trucks
• Buses

Always verify engine model and specific sub-model compatibility prior to purchase.

Global Supply & Distribution

We are a professional exporter of heavy-duty engine components with extensive experience in international logistics and trade compliance. Our global supply network ensures efficient delivery to key industrial regions worldwide.

• Worldwide Shipping: We ship to all major markets, including North America (USA, Canada, Mexico), Europe (UK, Germany, Netherlands, Poland), Asia-Pacific (Australia, Japan, Singapore, Indonesia), the Middle East (UAE, Saudi Arabia), and South America.
• Fast Delivery: Consolidated shipments to major ports and logistics hubs ensure timely delivery to your workshop or warehouse.
• Export Compliance: All documentation (commercial invoice, packing list, certificate of origin) is provided for smooth customs clearance.

Quality Assurance

Our commitment to quality ensures you receive reliable parts for critical engine repairs.

• Manufacturing Standards: Produced in ISO-certified facilities using advanced machining and material technology.
• Comprehensive Warranty: Backed by a 6-month warranty against manufacturing defects.
• Testing & Inspection: Every production batch undergoes dimensional checks, surface finish analysis, and material verification. Documentation is available upon request.

FAQ

Q: How do I confirm this bearing set is correct for my specific K3H engine?
A: While designed for the K3H engine, subtle variations can exist. We strongly recommend matching the bearing set against your old bearings or consulting the engine’s service parts manual for the precise part number. Providing your engine’s serial number to our team allows for the most accurate verification.

Q: What is included in the packaging?
A: The set includes a complete set of main crankshaft bearings and connecting rod bearings required for a standard rebuild of a Mitsubishi K3H engine. They are individually packed in protective plastic bags, organized in boxes, and shipped in sturdy cartons.

Q: What are the key installation precautions for these bearings?
A: Ensure the engine block and crankshaft journals are meticulously cleaned and measured for wear. Always check and set the correct bearing clearance using plastigage as per the service manual. Proper lubrication of the bearing surfaces with assembly lube during installation is critical to prevent startup wear. Torque connecting rod and main cap bolts to the manufacturer’s specified values in the correct sequence.

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 .