Description
The Tohatsu 3KY-87123-1 Piston Ring Set is a genuine OEM replacement designed to restore proper compression and engine efficiency in your Tohatsu outboard. This set includes precision-engineered rings made to factory specifications, ensuring a perfect fit and long-lasting performance.
Key Features:
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Part Number: 3KY-87123-1 
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Application: Piston ring replacement for select Tohatsu outboards 
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Contents: Complete ring set for one piston 
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Genuine OEM Part – ensures reliable sealing and consistent engine performance 
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Made in Japan – trusted Tohatsu quality 
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Ideal for: Rebuilds, overhauls, or maintenance requiring new piston rings 
Maintain peak engine performance and compression with this authentic Tohatsu piston ring set. Recommended for professional marine repair or experienced DIY mechanics working on factory-spec rebuilds.




