Key Component Focus: Komatsu PC200-6 Large Machine Head

We are proud to offer the ultimate solution for your Komatsu excavator engine overhaul: the Cylinder Head (often referred to as the Large Machine Head) for the PC200-6 model. This critical component is compatible with S6D95 and S6D102 engines. Our commitment, backed by Honour Time Machinery Limited, is to supply high-performance parts that meet or exceed OEM standards, addressing common issues like low compression and coolant leaks. We specialize in providing a complete Komatsu 6D95 engine overhaul kit and all necessary diesel engine components for heavy equipment.

Product Features (Komatsu PC200-6 Cylinder Head Part No. 6206-11-1100 / 6206111100)

• Compatibility: Specifically engineered for the Komatsu PC200-6 excavator model. Use for excavator or construction machinery.

• Part Number: Direct replacement for OEM part number 6206-11-1100 and the stripped version 6206111100.

• Material: Constructed from high-grade, heat-resistant casting iron for maximum durability and resistance to thermal stress.

• Application: Essential component for restoring engine compression and optimal combustion efficiency.

• Quality: Precision-machined to ensure perfect sealing with the gasket head and cylinder block, guaranteeing a long-lasting repair solution.

Comprehensive Range of Engine Parts We Can Provide

In addition to the Cylinder Head, Honour Time Machinery Limited offers a full inventory of high-performance replacement engine parts for your repair and maintenance needs. We stock key components like the Isuzu 4HK1 diesel engine components, Caterpillar 3116 piston and liner set, and Cummins QSB6.7 crankshaft bearings, ensuring you find the right part every time.

Product Specification Details

Other Engine Parts Models We Can Support

Honour Time Machinery Limited is your one-stop supplier for a huge range of engine parts, covering top brands like Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. From the Yanmar 4TNV98 main bearing replacement to the Weichai WP10 engine gasket repair, we have the components you need to minimize downtime.

Essential Engineering Machinery Component Definitions

Understanding the function of each part is key to proper maintenance. Here are common terms for components we supply, including the full gasket kit for Komatsu 6D102, and high-performance piston rings. We also offer consulting on genuine vs. aftermarket turbocharger options.

• Liner Kit: The cylinder sleeve and related seals. Caterpillar 3114 Piston and Liner Set for excavators, installed in the Cylinder Block.

• Piston Ring: Seals the combustion chamber and transfers heat. Isuzu 4BG1 Piston Rings for mini excavators, installed around the Piston.

• Crankshaft: Converts linear piston motion to rotational motion. Cummins QSM11 Crankshaft for bulldozers, installed in the Engine Block.

• Gasket Head: Seals the combustion chamber between the block and head. Komatsu 6D95 Gasket Head for PC200-6, installed between the Cylinder Head and Block.

• Valve Guide: Guides the stem of the valve. Yanmar 4TNE94 Valve Guide for compact loaders, pressed into the Cylinder Head.

• Nozzle: Atomizes fuel into the combustion chamber. Isuzu 6HK1 Fuel Injector Nozzle for large excavators, mounted in the Cylinder Head.

• Engine Bearing: Supports the rotating crankshaft or connecting rod. Kubota V3300 Connecting Rod Bearing for construction equipment, installed in the Connecting Rod.

• Flameout Solenoid: Cuts off the fuel supply to stop the engine. Komatsu PC300-7 Flameout Solenoid, usually mounted on the Fuel Pump.

• Transmitter: Sensor that converts physical measurement into a signal. Caterpillar C9 Pressure Transmitter for engines, typically installed in the Oil or Fuel Line.

• Accelerator Motor: Controls the engine throttle electronically. Komatsu PC200-6 Accelerator Motor, mounted near the Governor/Fuel Pump assembly.

Engineering Machinery Fault & Preventative Maintenance

Common Fault: Komatsu PC200-8 (S6D107E Engine) Loss of Power

Symptom: The Komatsu PC200-8 excavator experiences a sudden, noticeable loss of power, especially under load, often accompanied by black smoke.

Solution (Turbocharger Check): A frequent cause is the failure of the turbocharger (due to oil starvation or foreign object damage) or a boost leak. Check all intake and intercooler piping for splits or loose clamps. If the turbo shaft has excessive play, replace the unit. Proper replacement of the turbocharger will immediately restore engine performance. Always use a new engine oil pump after a major failure.

Essential Excavator Engine Maintenance Plan

• Oil Analysis: Perform regular oil sample analysis to detect wear metals, which indicates premature failure of components like connecting rod bearing and crankshaft bearings.

• Cooling System: Flush the radiator and replace the coolant annually. Inspect all hoses and the thermostat to prevent overheating, which is the primary cause of Cylinder Head damage.

• Fuel System: Regularly replace fuel filters to protect the fuel injector nozzle and high-pressure diesel pump from contamination.

• Valve Clearance: Check and adjust valve clearance every 500-1000 hours to ensure optimal combustion and prevent excessive wear on the valve guide and valve seat.

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