The cylinder head with reference number 6218-11-1022 is designed for Komatsu 6D155 14.0L turbocharged diesel engines. This precision-engineered component features cast iron construction with OHV 12-valve configuration, compatible with Komatsu D355A, D355C, D355EX, and heavy-duty bulldozer platforms. The cylinder head delivers reliable sealing, efficient heat dissipation, and exceptional durability for heavy earthmoving and mining equipment applications.

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Technical Features:

• Reference Number: 6218-11-1022
• Type: Cylinder Head (Bare)
• Valve Configuration: OHV 12-Valve (2 valves per cylinder, 6-cylinder)
• Material: Cast Iron
• Application: 6D155 14.0L Turbocharged Diesel Engine

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Engine Parameters:

• Engine Code: 6D155 / 6D155-2 / 6D155-3 (Komatsu Heavy-Duty Diesel Family)
• Displacement: 14.0 L (14,024 cc)
• Configuration: Inline-6 OHV, Turbocharged & Intercooled
• Power Output: 220-265 kW (300-360 HP) @ 1800-2000 RPM
• Torque: 1,450-1,750 Nm @ 1200-1500 RPM
• Fuel System: Direct Injection (DI) / Inline Fuel Pump
• Compression Ratio: 16.5:1 - 17.5:1
• Bore × Stroke: 140 mm × 150 mm
• Firing Order: 1-5-3-6-2-4
• Emission Standard: Pre-Euro / Local Industrial Standards

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Suitable Models:

• Komatsu D355A Bulldozer (1980s-1990s)
• Komatsu D355C / D355EX Bulldozer
• Komatsu D375A (select early variants)
• Komatsu HD785 / HD865 Dump Truck (6D155-powered variants)
• Heavy mining equipment & large-scale earthmoving machinery
• Industrial power units & stationary generator applications