For Mitsubishi 4D56U 16V Full Gasket Kit 1000A406 1000A407 1005A205 Cylinder Gasket for Excavator

Product Details

Product Overview

This premium Full Gasket Kit is specifically designed for the Mitsubishi 4D56U 16-valve diesel engine, a power unit commonly found in various Mitsubishi construction machinery and industrial equipment. The kit includes the critical cylinder head gasket (OEM reference 1005A205) along with all necessary sealing components to perform a complete engine overhaul.

Engineered to OEM specifications, this gasket set ensures a precise fit and reliable sealing performance for excavators, loaders, forklifts, and other heavy equipment powered by the 4D56U engine. The kit contains part numbers 1000A406 and 1000A407, which are the primary assembly references for this comprehensive sealing solution.

As a new, high-performance component manufactured to original size standards, this gasket kit provides an economical alternative to genuine Mitsubishi parts while maintaining the quality required for demanding construction applications.

Key Features & Benefits

• Complete Overhaul Solution: Includes all gaskets and seals needed for a full engine rebuild, eliminating the need to source individual components separately.
• OEM Specification Fitment: Manufactured to match original Mitsubishi dimensions and tolerances for the 4D56U 16V engine, ensuring proper compression and leak-free operation.
• Premium Material Construction: Made from high-quality gasket materials designed to withstand extreme temperatures, pressures, and vibration common in diesel engine applications.
• Direct Part Number Cross-Reference: Covers OEM numbers 1000A406, 1000A407, and 1005A205, providing clear identification for procurement and inventory management.
• Versatile Application: Suitable for multiple equipment types including excavators, bulldozers, trucks, and forklifts utilizing the 4D56U power plant.
• Cost-Effective Alternative: Offers significant savings compared to genuine dealer parts without compromising on sealing performance or durability.
• 6-Month Warranty Coverage: Backed by a standard warranty period that provides peace of mind for commercial and industrial users.

Technical Specifications

OEM Cross-Reference

This gasket kit replaces or corresponds to the following original Mitsubishi part numbers:

• 1000A406 – Main gasket kit assembly number
• 1000A407 – Alternative gasket kit assembly number
• 1005A205 – Cylinder head gasket (included in kit)

These numbers are directly stamped on genuine Mitsubishi components and can be verified against your existing parts for accurate identification before ordering.

Compatibility

This Full Gasket Kit is designed for the Mitsubishi 4D56U 16-valve diesel engine. This engine platform is commonly used for the following equipment types:

• Excavators
• Wheel Loaders
• Bulldozers
• Forklifts
• Trucks and Buses
• Other industrial machinery

Note: Fitment compatibility should be verified by comparing your engine model and existing part numbers against the specifications provided. This product is designed for the 16-valve (16V) variant of the 4D56U engine.

Global Supply & Distribution

We maintain a robust international supply chain capable of delivering this Mitsubishi 4D56U gasket kit to buyers worldwide. Our distribution network covers all major industrial markets including:

• North America: Fast shipping to US, Canada, and Mexico ports and industrial hubs
• Europe: Reliable delivery to EU countries, UK, and Eastern European markets
• Asia-Pacific: Expedited service to Japan, Korea, Australia, and Southeast Asian nations
• Middle East & Africa: Regular shipments to UAE, Saudi Arabia, South Africa, and key regional centers
• South America: Coverage for Brazil, Argentina, Chile, and other major economies

With export experience and compliance with international trade standards, we ensure proper documentation, customs clearance support, and competitive freight options for both small parcel and bulk orders. Our inventory is strategically located to minimize transit times to major industrial zones worldwide.

Quality Assurance

Each gasket kit undergoes rigorous quality control processes to ensure it meets or exceeds OEM performance standards. Our quality assurance program includes:

• Manufacturing Standards: Produced in ISO-compliant facilities with precision tooling and material specifications matching original Mitsubishi requirements.
• Material Testing: Gasket materials are tested for heat resistance, compression recovery, and chemical compatibility with engine oils and coolants.
• Dimensional Inspection: All components are checked against OEM blueprints to guarantee proper fitment on the 4D56U cylinder head and engine block.
• Video Inspection: Outgoing quality inspection video is provided upon request for visual verification of product condition before shipment.
• Machinery Test Report: Available to confirm sealing performance under simulated operating conditions.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing commercial users with reliable after-sales support.

FAQ

Q1: Will this gasket kit fit my Mitsubishi 4D56 engine from a 1990s excavator?
This kit is specifically designed for the 4D56U 16-valve variant of the Mitsubishi 4D56 engine family. The ‘U’ designation indicates a specific cylinder head and block configuration. Please verify your engine code on the engine data plate—if it reads 4D56U and has 16 valves, this kit is compatible. If your engine is the 8-valve 4D56 or a non-U variant, this kit will not fit.

Q2: Does this kit include the intake and exhaust manifold gaskets?
Yes, as a “Full Gasket Kit,” it typically includes all major gaskets required for a complete top-end and lower-end engine overhaul on the 4D56U, including cylinder head gasket (1005A205), intake manifold gasket, exhaust manifold gasket, valve cover gasket, and various seals for the timing cover and oil pan. Please confirm with our sales team if you require a specific component list for your particular rebuild scope.

Q3: What is the recommended installation procedure for the cylinder head gasket?
Proper installation is critical for sealing performance. We recommend following the Mitsubishi factory service manual for the 4D56U engine, which specifies: (1) Clean all mating surfaces thoroughly, (2) Check cylinder head and block flatness, (3) Install the gasket with the correct orientation (marked “TOP” or “UP”), (4) Apply clean engine oil to head bolt threads and washers, (5) Tighten head bolts in the specified sequence and torque pattern, typically in 2-3 progressive steps. Over-torquing or improper sequence can cause gasket failure. Always use a torque wrench calibrated for the specified values.