6D22 Piston 70mm 3.3 Double Oblique X3x6mm ME052447 ME052448 ME052449 for Mitsubishi Excavator &

Product Details

Product Overview

This premium replacement piston is specifically designed for the Mitsubishi 6D22 diesel engine, a power unit commonly found in heavy-duty construction equipment and commercial vehicles. The piston features a 70mm diameter with a 3.3 combustion chamber and a unique double oblique X3x6mm design, ensuring precise fuel-air mixing for optimal combustion efficiency.

Engineered to meet OEM specifications, this piston is a direct cross-reference for Mitsubishi parts ME052447, ME052448, and ME052449. It is an ideal solution for rebuilding or maintaining Mitsubishi 6D22 engines used in excavators, forklifts, loaders, and trucks, offering reliable performance and long service life under demanding working conditions.

Manufactured under strict quality control in Guangdong, China, this piston comes with a 6-month warranty and is backed by comprehensive testing procedures, including video outgoing inspection and machinery test reports available upon request.

Key Features & Benefits

• Precision Engineering: Exact 70mm diameter with 3.3 combustion chamber and double oblique X3x6mm design for optimal engine performance and fuel efficiency.
• OEM Cross-Reference: Direct replacement for Mitsubishi parts ME052447, ME052448, and ME052449, ensuring fit confidence for 6D22 engine rebuilds.
• Durable Construction: Manufactured from high-strength materials to withstand extreme temperatures and pressures in diesel engine environments.
• Versatile Application: Suitable for a wide range of heavy equipment including excavators, forklifts, trucks, loaders, bulldozers, and buses powered by the Mitsubishi 6D22 engine.
• Quality Assured: Factory-tested with video outgoing inspection available, plus a 6-month warranty for peace of mind.
• Complete Kit Compatibility: Designed to work with standard OEM-size piston rings and liners for straightforward installation.
• Global Logistics: Professionally packed in plastic bag, box, and carton for secure international shipping to any destination worldwide.

Technical Specifications

OEM Cross-Reference

This piston is a direct replacement for the following Mitsubishi genuine part numbers:

• ME052447 – Mitsubishi 6D22 Piston (Standard)
• ME052448 – Mitsubishi 6D22 Piston (Standard)
• ME052449 – Mitsubishi 6D22 Piston (Standard)

These numbers correspond to the standard-size pistons used in factory specifications. Always verify your engine’s current piston size and wear condition before ordering.

Compatibility

This piston is specifically designed for the Mitsubishi 6D22 diesel engine. It is commonly used for the following equipment types:

• Excavators (various models using 6D22 power)
• Forklifts (heavy-duty industrial models)
• Loaders and Bulldozers
• Trucks (medium to heavy-duty commercial vehicles)
• Buses and other heavy machinery

Note: Fitment is based on engine model compatibility. Always confirm your specific equipment’s engine configuration before purchase.

Global Supply & Distribution

We offer worldwide shipping from our strategically located distribution center in Guangdong, China. Our logistics network ensures fast and reliable delivery to major industrial centers across the globe:

• North America: Regular shipments to Los Angeles, Houston, New York, Toronto, and Vancouver ports.
• Europe: Fast delivery to Rotterdam, Hamburg, Antwerp, and major inland hubs.
• Asia-Pacific: Express service to Singapore, Tokyo, Seoul, Sydney, and Dubai.
• Middle East & Africa: Regular routes to Jebel Ali, Jeddah, and Durban.
• South America: Shipments to Santos, Buenos Aires, and Callao.

Our export team handles all international trade documentation, including commercial invoices, packing lists, and certificates of origin. We offer flexible shipping options from sea freight (FOB/CIF) to air express for urgent orders.

Quality Assurance

Every piston undergoes rigorous quality control procedures to ensure it meets or exceeds OEM specifications:

• Manufacturing Standards: Produced in ISO-certified facilities with strict dimensional tolerances.
• Testing: Each batch is tested for hardness, dimensional accuracy, and surface finish.
• Inspection: Video outgoing inspection is available upon request for visual verification.
• Documentation: Machinery test reports can be provided for quality assurance records.
• Warranty: 6-month warranty against manufacturing defects, covering replacement or refund.

FAQ

Q1: Is this piston compatible with my Mitsubishi 6D22 engine?
A: This piston is specifically designed for the Mitsubishi 6D22 diesel engine. It matches OEM specifications for parts ME052447, ME052448, and ME052449. We recommend verifying your engine’s serial number and current piston size (standard 70mm) before ordering. If your engine has been rebored or uses oversized pistons, please contact us for the correct size.

Q2: What is included in the package? Do I need to order piston rings separately?
A: The package includes one piston only, professionally packed in plastic bag, box, and carton. Piston rings are not included in this listing. For a complete engine rebuild, we recommend ordering matching piston rings and cylinder liners separately. Please check our store for compatible ring sets and liner kits for the Mitsubishi 6D22 engine.

Q3: What is the installation procedure for this piston?
A: Installation should be performed by a qualified diesel mechanic. Key steps include: (1) Ensure the cylinder bore is clean and within specifications, (2) Lubricate the piston and rings with clean engine oil, (3) Use a proper ring compressor to install the piston into the cylinder, (4) Ensure the arrow or mark on the piston crown is oriented correctly toward the front of the engine, (5) Torque connecting rod bolts to factory specifications. Always refer to the Mitsubishi 6D22 service manual for detailed procedures and torque values.