ME029096 ME029005 Valve Seat for Mitsubishi 4D30 6D31 Engine Parts Excavator Truck

Product Details

Product Overview

This high-quality valve seat, referenced by part numbers ME029096 and ME029005, is specifically designed for Mitsubishi 4D30 and 6D31 diesel engines. As a critical component within the cylinder head assembly, the valve seat ensures a proper seal between the valve and the engine block, directly impacting compression, fuel efficiency, and overall engine performance.

Manufactured by to match OEM specifications, this valve seat is commonly used in a wide range of heavy machinery, including excavators, forklifts, trucks, loaders, bulldozers, and buses. It is an essential replacement part for engine overhauls and rebuilds, helping to restore lost compression and prevent valve leakage in demanding industrial applications.

Key Features & Benefits

• OEM Standard Fitment: Manufactured to the exact dimensions of the original Mitsubishi parts (ME029096/ME029005), ensuring a precise fit without modification.
• Durable Material Construction: Built from high-grade alloy steel to withstand extreme combustion temperatures, high pressures, and repeated valve impacts.
• Enhanced Engine Compression: A perfectly seated valve restores cylinder compression, improving engine power output and reducing fuel consumption.
• Wear & Corrosion Resistance: Designed to resist wear from valve rotation and corrosion from combustion byproducts, extending the service life of the cylinder head.
• Direct Replacement: A drop-in replacement part for the Mitsubishi 4D30 and 6D31 engine families, ideal for scheduled maintenance or emergency repairs.
• Rigorous Quality Control: Each valve seat undergoes inspection for dimensional accuracy and surface hardness to ensure consistent performance.

Technical Specifications

OEM Cross-Reference

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

• ME029096
• ME029005

These numbers are the primary identifiers for the valve seat used in the 4D30 and 6D31 cylinder head. Please verify the part number on your original component before ordering to ensure compatibility.

Compatibility

This valve seat is designed for use with the following Mitsubishi diesel engines and is commonly used for industrial and construction equipment:

• Engine Models: Mitsubishi 4D30, 6D31
• Applications: Excavators, Forklifts, Trucks, Loaders, Bulldozers, Buses, and other heavy machinery powered by these engines.

Note: Fitment is based on the engine model and part number cross-reference. Please confirm your engine model and existing part number before purchasing.

Global Supply & Distribution

maintains a robust global supply chain to deliver engine components to buyers worldwide. We ship from our facility in Guangdong, China, with fast logistics to major international ports and industrial centers.

• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Japan, South Korea, Australia), Middle East (UAE, Saudi Arabia), Africa, and South America.
• Shipping Options: Express (DHL, FedEx, UPS), Air Freight, and Sea Freight available depending on order volume and urgency.
• Export Experience: We specialize in B2B exports for heavy machinery parts and can handle customs documentation for international trade compliance.

Quality Assurance

We are committed to providing reliable aftermarket parts that meet strict quality standards.

• Manufacturing Standards: Parts are produced in ISO-compliant facilities using precision machining processes.
• Testing: Each batch undergoes dimensional inspection and material hardness testing. Machinery Test Reports and Video Outgoing Inspections are available upon request.
• Warranty: This product is backed by a 6-month warranty against manufacturing defects, giving you confidence in your purchase.

FAQ

Q: How do I confirm this valve seat fits my engine?
A: Please check the part number stamped on your old valve seat. If it matches ME029096 or ME029005, this part is a direct replacement. Additionally, verify that your engine model is a Mitsubishi 4D30 or 6D31. If you are unsure, please contact us with your engine serial number for cross-verification.

Q: Do I need to machine the valve seat after installation?
A: While this is an OEM-size replacement, we strongly recommend that a qualified mechanic performs a valve seat cutting or grinding operation after installation to ensure perfect concentricity with the valve guide and a proper sealing angle. This step is critical for achieving optimal compression and preventing premature failure.

Q: What is the typical lifespan of this valve seat?
A: The lifespan depends on engine operating conditions, maintenance schedules, and fuel quality. In standard industrial applications (e.g., excavators and trucks), a properly installed valve seat can last for thousands of operating hours. Regular valve clearance adjustments and using clean fuel will maximize its service life.