Deyang Hexin Machinery Co., Ltd.
| Packaging Details | Normal |
| Delivery Time | 30-90 days |
| Payment Terms | T/T,L/C |
| Supply Ability | 500000 valve guide per month |
| Material | 4Cr9Si2 |
| Usage | Engine Component |
| Durability | Long-lasting |
| Compatibility | MITSUBISHI 4D55 / 4D56 Engines |
| Size | Standard |
| Precision | Accurate |
| Function | Cylinder Head Combustion Chamber |
| Heat Resistance | High |
| Corrosion Resistance | Excellent |
| Quantity | 100 pieces per box |
| Model Number | 4D55/4D56 |
| Brand Name | MITSUBISHI |
| Certification | ISO，IATF |
| Place of Origin | China |
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Product Specification
| Packaging Details | Normal | Delivery Time | 30-90 days |
| Payment Terms | T/T,L/C | Supply Ability | 500000 valve guide per month |
| Material | 4Cr9Si2 | Usage | Engine Component |
| Durability | Long-lasting | Compatibility | MITSUBISHI 4D55 / 4D56 Engines |
| Size | Standard | Precision | Accurate |
| Function | Cylinder Head Combustion Chamber | Heat Resistance | High |
| Corrosion Resistance | Excellent | Quantity | 100 pieces per box |
| Model Number | 4D55/4D56 | Brand Name | MITSUBISHI |
| Certification | ISO，IATF | Place of Origin | China |
| High Light | MD720189 Car Engine Combustion Chamber ，MD720189 Auto Engine Parts ，durable Car Engine Combustion Chamber | ||
| Combustion Chamber Block | MD-720189-S |
| Material | 4Cr9Si2 |
| Brand | MITSUBISHI |
| Engine | 4D55 / 4D56 |
| Fuel | Oil |
Restore your diesel engine's power and efficiency with this genuine-quality cylinder head combustion chamber block designed specifically for MITSUBISHI 4D55 and 4D56 engines. This critical component (OEM MD-720189-S/MD720189) ensures proper combustion, maintains compression, and protects your engine from costly damage.
✔ Key Features & Benefits:
Precision Engineered Replacement:
Exact OEM specification (MD-720189-S/MD720189) for perfect fitment
Designed specifically for 4D55/4D56 diesel engines
Maintains factory compression ratios and combustion efficiency
Superior Durability:
Manufactured from high-grade alloy to withstand extreme pressures
Heat-resistant design handles diesel combustion temperatures
Precisely machined surfaces ensure optimal seal with cylinder head
Performance Restoration:
Corrects compression loss from worn or damaged chambers
Restores proper fuel combustion patterns
Helps maintain engine power and fuel efficiency
Reduces excessive smoke and emissions
✔ Common Failure Symptoms:
Loss of engine power
Excessive blue/white exhaust smoke
Difficult cold starting
Poor fuel economy
Compression test failures
✔ Ideal Applications:
4D55/4D56 engine overhauls
Cylinder head repairs
Combustion chamber replacement
Preventive maintenance during head gasket replacement
✔ Why This Combustion Chamber Block?
The OEM-spec MD-720189-S/MD720189:
Restores factory-engineered combustion characteristics
Prevents compression leaks
Maintains proper swirl patterns for efficient burning
Provides long-lasting durability
Compatible With:
MITSUBISHI L200/Triton
MITSUBISHI Pajero/Montero
MITSUBISHI Delica
Other vehicles equipped with 4D55/4D56 engines
Installation Note: For best results, should be installed by a qualified mechanic with proper cylinder head machining and torque procedures. Always inspect and replace all related gaskets and seals during installation.
This genuine-quality combustion chamber block is the reliable solution for restoring your 4D55/4D56 diesel engine's performance and longevity, whether you're repairing damage or performing preventive maintenance.
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.
Company Details
Business Type:
Manufacturer
Year Established:
1992
Total Annual:
3000000-4000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
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