6D16T Valve Guide & Seat Set ME031014 ME031015 ME041131 ME031936 ME031888 for Mitsubishi Engine

Product Details

Product Overview

This comprehensive valve guide and seat set is specifically designed for the Mitsubishi 6D16T diesel engine, a powerplant commonly found in heavy-duty industrial and construction equipment. The set includes five critical part numbers: ME031014, ME031015, ME041131, ME031936, and ME031888, providing everything needed for a complete valve train overhaul.

Manufactured to OEM specifications, these components are essential for restoring proper cylinder head function in excavators, trucks, forklifts, bulldozers, and loaders. The valve guides and seats work together to maintain precise valve alignment and optimal sealing, directly impacting engine compression, fuel efficiency, and overall performance. This repair kit is suitable for engines requiring replacement of worn or damaged valve train components during major service intervals.

Key Features & Benefits

• Complete Valve Train Solution: Includes all five essential part numbers (ME031014, ME031015, ME041131, ME031936, ME031888) for a thorough 6D16T cylinder head rebuild.
• OEM-Specification Manufacturing: Produced to match original Mitsubishi dimensions, ensuring proper fitment and reliable sealing without modification.
• High-Temperature Durability: Constructed from wear-resistant materials capable of withstanding extreme combustion chamber temperatures and pressures.
• Restored Engine Compression: New valve guides and seats eliminate blow-by and improve compression, restoring lost power and reducing fuel consumption.
• Reduced Oil Consumption: Properly seated valves with tight guide clearances minimize oil leakage past the valve stems into the combustion chamber.
• Extended Engine Life: Replacing these wear items during an overhaul prevents premature valve failure and protects the cylinder head from damage.
• Cost-Effective Repair: Provides a complete set at a competitive price point, avoiding the need for multiple separate purchases.

Technical Specifications

OEM Cross-Reference

This set directly replaces the following Mitsubishi genuine part numbers:

• Valve Guide: ME031014, ME031015
• Valve Seat (Intake): ME041131
• Valve Seat (Exhaust): ME031936
• Valve Seat (Alternate/Additional): ME031888

Note: Always confirm the specific valve seat orientation (intake vs. exhaust) and guide length requirements for your cylinder head casting number before installation. These parts are designed as direct replacements for the listed OEM numbers.

Compatibility

This valve guide and seat set is specifically engineered for the Mitsubishi 6D16T diesel engine. This engine platform is commonly used in the following applications:

• Excavators: Various models from manufacturers using the 6D16T power plant.
• Trucks: Medium-duty trucks and chassis.
• Forklifts: Heavy-capacity industrial forklifts.
• Bulldozers & Loaders: Small to medium-sized construction equipment.
• Buses: Some bus models utilizing Mitsubishi diesel powertrains.

Fitment Note: While designed for the 6D16T engine, always verify the specific cylinder head application and casting numbers to ensure correct component selection, as variations may exist between different equipment manufacturers (OEMs).

Global Supply & Distribution

Our supply chain is positioned to serve the global B2B aftermarket efficiently. We ship directly from our distribution hubs in Guangdong and Guizhou, China, to customers worldwide.

• Major Markets Served: North America (USA, Canada, Mexico), Europe (EU, UK), Asia-Pacific (Australia, Japan, Korea, Southeast Asia), Middle East (UAE, Saudi Arabia), Africa (South Africa, Nigeria), and South America (Brazil, Chile).
• Logistics Capabilities: We offer flexible shipping options including sea freight (FOB/CIF) to major ports like Shanghai, Shenzhen, and Guangzhou, air freight for urgent orders, and express courier services (DHL, FedEx, UPS) for smaller shipments.
• Fast Delivery: Standard inventory items are dispatched within 3-7 business days. We can coordinate consolidated shipments to reduce freight costs for bulk orders.
• Trade Compliance: All products are packaged and documented in compliance with international trade regulations for automotive parts.

Quality Assurance

• Manufacturing Standards: Components are produced using precision machining processes to maintain tight tolerances and surface finishes as per OEM specifications.
• Testing: Dimensional inspections are performed on every batch to ensure concentricity, roundness, and surface hardness meet required standards. A machinery test report is available upon request.
• Inspection: Video outgoing inspection can be provided for qualified orders, allowing you to visually verify product quality before shipment.
• Warranty: We provide a 6-month warranty against manufacturing defects in materials and workmanship under normal operating conditions.

FAQ

Q1: How do I know if this 6D16T valve guide and seat set will fit my specific cylinder head?
A: This set is designed for the standard Mitsubishi 6D16T engine. However, cylinder head castings can vary. Before ordering, we recommend checking the existing part numbers on your old guides and seats. If they match ME031014, ME031015, ME041131, ME031936, or ME031888, this set is correct. If you have different numbers, please contact us with your engine serial number and cylinder head casting code for verification.

Q2: What is the proper installation procedure for valve guides and seats?
A: Installation requires specialized tools and knowledge. Valve guides are typically pressed into the cylinder head from the top (camshaft side). Valve seats are interference-fit and must be pressed or shrunk into the head. After installation, the seats must be cut or ground to the correct angle and the guides reamed to the precise stem-to-guide clearance. We strongly recommend this work be performed by a qualified diesel engine machine shop to avoid damaging the cylinder head or compromising the valve seal.

Q3: Can I reuse the old valve springs or seals with this new guide and seat set?
A: It is highly recommended to replace valve springs and valve stem seals at the same time as the guides and seats. Old springs may have lost tension, leading to valve float or improper seating. Worn seals will leak oil past the new guides. For a complete and reliable 6D16T cylinder head rebuild, a full valve train kit including springs, keepers, and seals is the best practice to ensure long service life and optimal engine performance.