The QSM11 gasket kit is a comprehensive engine repair solution designed for compatible Cummins QSM11 diesel engines. It is intended for overhaul work where multiple engine sealing components need to be renewed after engine disassembly or long-term operation.
The kit includes gasket components associated with reference numbers 4089998 4089479 3800704 3804749 3803572 and 3803453. Depending on the specific kit configuration these sealing parts can be used around critical engine areas such as the cylinder head intake and exhaust systems oil passages cooling passages and other mating surfaces.
Replacing aged gaskets during an engine overhaul helps restore proper sealing between engine components. Reliable sealing is important for preventing unwanted oil leakage coolant leakage and combustion gas leakage while maintaining the correct operating conditions inside the engine.
A complete gasket set is especially useful when rebuilding an engine after major wear or component replacement. Using new sealing components during reassembly can help reduce the risk of leakage and provide a more dependable foundation for long-term engine operation.
This Cummins QSM11 repair kit can be used for compatible construction machinery industrial equipment generator sets and other heavy-duty diesel applications. Exact application depends on the engine specification and the original gasket configuration.
The overhaul gasket kit is suitable for diesel engine repair workshops machinery dealers equipment owners and spare parts distributors. It offers a convenient way to source multiple sealing components required during engine maintenance instead of purchasing individual gaskets separately.
Before ordering please verify the QSM11 engine model engine serial number and original gasket part numbers. Different engine versions can use different gasket designs and component combinations so accurate matching is recommended.
During installation all gasket contact surfaces should be cleaned and inspected carefully. Correct gasket positioning and proper tightening procedures help ensure reliable sealing and reduce the possibility of premature gasket failure.

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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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None
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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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1 Year
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Product name
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Cummins QSM11 upper and lower repair kit
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Q1: Which engine is this gasket kit designed for?
A: It is designed for compatible Cummins QSM11 diesel engine applications. Please confirm the engine model and serial number before ordering.
Q2: Which part numbers are included or referenced?
A: The provided reference numbers are 4089998 4089479 3800704 3804749 3803572 and 3803453. Please confirm the exact kit configuration before purchase.
Q3: What type of product is this?
A: It is a diesel engine overhaul gasket kit designed to provide multiple sealing components for compatible QSM11 engine repair and rebuilding.
Q4: Why replace the gasket set during an engine overhaul?
A: Old gaskets can become hardened damaged or deformed after long-term operation. Replacing them during overhaul helps restore proper sealing and reduce oil coolant and combustion gas leakage.
Q5: Can you supply other QSM11 engine parts?
A: Yes. We supply overhaul gasket kits cylinder heads cylinder blocks pistons piston rings crankshafts camshafts turbochargers fuel injectors fuel pumps water pumps and other diesel engine spare parts.
