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The 6754-11-311 engine top cover gasket is designed for compatible Komatsu excavator engine repair and maintenance applications. It is installed between the rocker arm cover and the cylinder head to create a reliable sealing surface around the valve train area.
This gasket is also referenced as 6754113011 and is intended to replace an aged or damaged original sealing component. Maintaining a proper seal around the rocker arm cover helps prevent engine oil from escaping into the surrounding engine compartment.
The gasket can be used for compatible PC200-8MO and PC220-8MO excavators depending on the engine configuration. It is suitable for routine maintenance engine repair and overhaul work where the original cover gasket has hardened cracked deformed or lost its sealing ability.
Oil leakage around the rocker arm cover can result in oil contamination on the engine surface and may gradually reduce lubricant levels if left untreated. Installing a correctly matched replacement gasket helps restore the sealing condition and keeps the valve train area properly protected.
The gasket is designed for demanding construction machinery environments where engines are exposed to vibration temperature changes dust and long operating hours. Reliable sealing helps maintain cleaner engine compartments and supports dependable long-term operation.
Before ordering please compare 6754-11-311 and 6754113011 with the original component and confirm the excavator model engine model and engine serial number. Different engine configurations may use different gasket dimensions and designs.
During installation the rocker arm cover and cylinder head sealing surfaces should be cleaned and inspected. Correct gasket positioning and appropriate tightening procedures are important to prevent distortion and premature oil leakage.
This replacement gasket is suitable for excavator owners repair workshops machinery dealers and spare parts distributors looking for engine sealing components for compatible Komatsu PC200-8MO and PC220-8MO applications.
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item
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value
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Condition
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New
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Applicable Industries
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Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Retail, Construction works , Energy & Mining, Other
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Showroom Location
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Video outgoing-inspection
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Provided
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Machinery Test Report
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Provided
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Marketing Type
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Ordinary Product
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Place of Origin
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China
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Guangdong
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Brand Name
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lanxin
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Warranty
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6 months
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Product name
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Excavator accessories
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Q1: Which excavators is this rocker arm cover gasket suitable for?
A: It is designed for compatible PC200-8MO and PC220-8MO excavator engine applications. Please confirm the engine configuration before ordering.
Q2: What are the part numbers for this gasket?
A: The provided reference numbers are 6754-11-311 and 6754113011. Please compare them with the original gasket before purchase.
Q3: Where is this gasket installed?
A: It is installed between the rocker arm cover and cylinder head to provide sealing around the engine valve train area.
Q4: What happens when the rocker arm cover gasket fails?
A: A damaged gasket may cause engine oil leakage around the top cover and can result in oil contamination on surrounding engine components.
Q5: Can you supply other Komatsu engine parts?
A: Yes. We supply rocker arm cover gaskets cylinder head gaskets full engine gasket kits cylinder liners piston kits cylinder heads cylinder blocks fuel injectors fuel pumps turbochargers and other excavator engine spare parts.
