Restore your 4M40 diesel engine's performance with this genuine OEM combustion chamber block (ME-200776), engineered to exact Mitsubishi specifications for perfect fitment and optimal combustion efficiency.

✔ Key Features & Benefits

Precision Engineering

• Exact OEM replacement (ME-200776) for guaranteed compatibility

• Maintains factory compression ratio (18.5:1) for proper diesel combustion

• Precision-cast design ensures correct fuel swirl pattern

Heavy-Duty Construction

• High-grade alloy withstands extreme diesel combustion pressures

• Heat-treated surfaces resist cracking and thermal deformation

• Machined sealing surfaces prevent compression leaks

Performance Restoration

• Recovers lost engine power and torque

• Improves fuel efficiency and reduces smoke

• Enhances cold start capability

• Maintains proper cylinder temperatures

✔ When to Replace

• Visible erosion or cracks in existing chambers

• Compression loss (readings below 400 psi)

• Excessive blue/white exhaust smoke

• Noticeable power reduction under load

• Overheating issues

✔ Ideal Applications

• 4M40 engine rebuilds

• Cylinder head refurbishment

• Preventive maintenance during head gasket replacement

• Repairing warped or damaged heads

Compatible Models:

• Pajero/Montero (4M40 engines)

• L200/Triton (4M40 diesel)

• Various industrial applications

Installation Notes:

• Requires professional cylinder head machining

• Must use new head gasket and seals

• Recommended to replace all chambers

• Critical to follow proper torque sequence

This OEM combustion chamber block (ME-200776) is the guaranteed solution for restoring your 4M40 diesel engine to factory performance standards, ensuring proper compression and combustion efficiency.

With over 30 years of expertise in automotive parts export, we specialize in manufacturing high-precision, high-performance components for global markets. Our products meet stringent quality standards and are trusted by clients worldwide.

• Equipped with advanced testing machinery for material analysis and heat treatment verification.
• Dedicated engineering and QC teams ensure every product meets your exact specifications and performance requirements.

• Custom solutions available based on your samples or technical drawings.
• Trial orders (small quantities accepted) to facilitate smooth collaboration and build long-term partnerships.