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Description
27549S Breather Gasket Briggs & Stratton – Genuine OEM Engine Seal Replacement Part
The Briggs & Stratton 27549S Breather Gasket is a genuine OEM replacement sealing component designed for select Briggs & Stratton small engines. This gasket is used in the engine breather assembly to provide a tight, leak-free seal, helping maintain proper crankcase ventilation and preventing oil seepage.
Breather gaskets are commonly replaced during routine engine service, breather valve repairs, or rebuilds when worn or damaged seals can affect engine performance and cleanliness.
Product Details
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Manufacturer Part Number: 27549S
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Brand: Briggs & Stratton
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Part Type: Breather Gasket
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Application: Engine Breather / Crankcase Ventilation System
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OEM Status: Genuine Briggs & Stratton OEM Replacement Part
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Condition: New
Function
The Briggs & Stratton 27549S Breather Gasket is designed to:
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Seal the breather assembly to prevent oil leaks
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Support proper crankcase ventilation and pressure control
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Replace worn, cracked, or damaged breather gaskets
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Maintain clean and efficient engine operation
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Ensure correct OEM fit and long-term sealing reliability
Compatibility
This OEM breather gasket fits select Briggs & Stratton small engine models commonly used in:
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Riding lawn mowers
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Lawn tractors
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Walk-behind lawn mowers
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Outdoor power equipment powered by Briggs & Stratton engines
⚠️ Always verify your exact engine model and specification number before ordering to ensure correct fitment.
Installation / Usage
The breather gasket installs between the breather cover and engine block or breather housing. Replacement is recommended if:
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Oil seepage is present around the breather assembly
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Performing breather valve or crankcase service
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Gasket becomes brittle, flattened, or torn
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Completing an engine rebuild or major maintenance
For best results:
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Clean sealing surfaces thoroughly before installation
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Replace gasket whenever the breather assembly is removed
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Follow Briggs & Stratton service manual procedures
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Use only genuine OEM engine sealing components
Maintenance Tips
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Inspect breather system regularly for leaks or clogging
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Maintain proper oil level to reduce crankcase pressure issues
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Replace worn gaskets promptly to prevent oil mess and performance problems
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OEM parts ensure correct fit and dependable sealing
