6D31 Rocker Arm Assembly ME031855 for Mitsubishi Diesel Engine Repair Parts

Product Details

Product Overview

This is a premium replacement Rocker Arm Assembly, specifically designed for use with the Mitsubishi 6D31 diesel engine. As a critical component of the valve train mechanism, this assembly ensures precise valve timing and smooth engine operation, directly impacting the performance and efficiency of your heavy machinery.

Identified by the part number ME031855, this rocker arm assembly is manufactured to original equipment (OEM) size and specifications. It is a direct-fit replacement for engines that have experienced wear or failure, helping to restore lost power, reduce noise, and prevent further damage to the valve system. This part is commonly used in a variety of industrial applications where the Mitsubishi 6D31 engine is found.

Key Features & Benefits

• Precision Engineering: Manufactured to OEM size and tolerances, ensuring a perfect, direct fit for the Mitsubishi 6D31 engine without the need for modifications.
• Durable Construction: Built from high-strength materials to withstand the extreme heat, pressure, and cyclic stress of continuous diesel engine operation, providing long service life.
• Restored Engine Performance: Replacing a worn rocker arm assembly helps restore proper valve lift and timing, leading to improved fuel efficiency, reduced emissions, and regained horsepower.
• Reduced Downtime: As a critical engine part, this assembly is designed for reliable performance, minimizing the risk of unexpected breakdowns and keeping your equipment operational.
• Rigorous Quality Control: Each unit undergoes inspection before shipment, with a Machinery Test Report and Video Outgoing Inspection available upon request to verify quality.
• OEM Service Available: We offer OEM service for customers who require specific branding or packaging, demonstrating our manufacturing flexibility and commitment to meeting buyer needs.

Technical Specifications

OEM Cross-Reference

This Rocker Arm Assembly is a direct replacement for the following OEM part number:

• Mitsubishi Original: ME031855

Note: While the primary cross-reference is the ME031855, this assembly is designed to the exact specifications of the Mitsubishi 6D31 engine. Please verify your existing part number to ensure compatibility.

Compatibility

This Rocker Arm Assembly is specifically designed for the Mitsubishi 6D31 diesel engine. Based on this engine model, it is commonly used for the following applications:

• Construction Machinery (e.g., excavators, loaders)
• Industrial Equipment (e.g., generators, compressors)
• Agricultural Machinery (e.g., tractors, harvesters)
• Genset (Generator Set) Applications
• Marine Applications
• Material Handling Equipment (e.g., forklifts)

Important Fitment Note: This part is designed for the 6D31 engine. Please confirm your engine model and compare the physical part with the OEM component before installation to ensure a correct fit.

Global Supply & Distribution

is committed to providing efficient, global logistics solutions for B2B buyers. We offer worldwide shipping capabilities to ensure your business receives the parts it needs, when it needs them.

• Major Markets Served: North America, Europe, Southeast Asia (Asia-Pacific), the Middle East, Africa, and Oceania.
• Fast Delivery: We maintain strong relationships with major freight forwarders to ensure fast and reliable shipping to major ports and industrial centers worldwide, including Los Angeles, Rotterdam, Singapore, Dubai, and Shanghai.
• Export Experience: With years of experience in international trade, we understand the documentation and compliance requirements for smooth customs clearance in various countries.
• Flexible Shipping: We support various shipping methods including sea freight (FCL/LCL), air freight, and express courier (DHL, FedEx, TNT, UPS) depending on your urgency and budget.

Quality Assurance

At, quality is our priority. We ensure that every Rocker Arm Assembly meets stringent standards before it reaches you.

• Manufacturing Standards: Parts are manufactured in ISO-certified facilities, adhering to strict quality control processes from raw material inspection to final assembly.
• Testing Procedures: We provide a Machinery Test Report and offer Video Outgoing Inspection to verify the quality of your specific order before shipment.
• Warranty: We stand behind the durability of our product with a 6-month Defects Liability Period from the date of purchase, covering manufacturing defects.

FAQ

Q: How do I confirm this Rocker Arm Assembly fits my specific equipment?

A: The most critical step is to verify your engine model. This part is specifically designed for the Mitsubishi 6D31 diesel engine. Please check your engine’s identification plate or service manual to confirm the model. Additionally, visually compare your old rocker arm assembly with the images provided and check the part number (ME031855) to ensure it matches your requirements.

Q: What are the common symptoms of a failing rocker arm assembly that would require replacement?

A: Common signs include a loud ticking or tapping noise coming from the valve cover area, a noticeable loss of engine power and fuel efficiency, rough idling, and in severe cases, a check engine light related to valve timing or misfire. If you experience these symptoms, inspecting the rocker arms and shaft for excessive wear or damage is recommended.

Q: Do you provide installation instructions or technical support for this part?

A: While this is a direct replacement part, we recommend installation by a qualified diesel mechanic. We can provide general technical information regarding the part’s specifications. For detailed installation procedures and torque specifications, please refer to the official Mitsubishi 6D31 engine service manual. Our team is available to answer any questions regarding the product’s fitment and specifications before you purchase.