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Description
25 139 64-S Plug Kohler – Genuine OEM Engine Replacement Part
The Kohler 25 139 64-S Plug is a genuine OEM replacement engine component designed for select Kohler small engines. This plug is used as a sealing or closure part within the engine assembly, helping maintain proper operation by preventing leaks and protecting internal engine systems.
OEM Kohler plugs are manufactured to factory specifications to ensure correct fit, durability, and reliable performance in outdoor power equipment applications.
Product Details
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Manufacturer Part Number: 25 139 64-S
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Brand: Kohler
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Part Type: Engine Plug
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Application: Engine Sealing / Closure Component
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OEM Status: Genuine Kohler OEM Replacement Part
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Condition: New
Function
The Kohler 25 139 64-S Plug is designed to:
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Seal engine openings or passages
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Prevent oil, air, or fluid leakage
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Maintain proper engine pressure and system integrity
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Replace missing, damaged, or worn plugs
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Ensure reliable engine performance and protection
Compatibility
This OEM engine plug fits select Kohler small engine models commonly used in:
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Riding lawn mowers
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Lawn tractors
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Zero-turn mowers
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Commercial outdoor power equipment
⚠️ Always verify your exact engine model and specification number before ordering to ensure correct fitment.
Installation / Usage
The plug installs into a designated engine port or opening. Replacement is recommended if:
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Plug is leaking or damaged
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Engine service requires removal of the plug
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Corrosion or wear affects sealing ability
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Routine maintenance identifies a missing component
For best results:
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Install securely according to Kohler service manual instructions
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Inspect sealing surfaces before installation
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Use only genuine Kohler OEM sealing components
Maintenance Tips
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Inspect engine plugs during major servicing
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Replace worn or leaking plugs promptly
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Maintain proper oil levels and engine cleanliness
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OEM parts ensure correct fit and long-term durability
