Description
Product Overview
The ITACO cylinder liner sleeve is engineered for Yamaha outboard engines, specifically matching OEM part numbers 6F6‑10935‑00, 6F5‑10935‑00, and 6F5‑11312‑00. Crafted from high‑grade alloy steel in Taiwan, the liner offers superior wear resistance and heat dissipation, extending engine life under demanding marine conditions. Its precise dimensions guarantee a seamless installation, eliminating the need for additional machining.
Usage
Designed for boat motors, this liner performs optimally in saltwater and freshwater environments. Whether you are a recreational boater, a professional fisherman, or a marine service technician, the sleeve provides reliable protection for the piston and cylinder walls during prolonged operation. 
Why Choose Us
ITACO’s reputation for quality manufacturing ensures each liner meets strict tolerances and undergoes rigorous testing. Made in Taiwan, the product benefits from advanced production techniques that deliver consistent hardness and dimensional stability. Our commitment to genuine OEM compatibility means you receive a part that fits as if it were the original factory component, reducing downtime and maintenance costs.
Key Features
- Exact OEM fit for Yamaha part numbers 6F6‑10935‑00 and 6F5‑11312‑00
- High‑grade alloy steel construction for excellent wear resistance
- Enhanced heat dissipation to maintain engine performance
- Made in Taiwan with strict quality control standards
- Brand new condition, ready for immediate installation
FAQ
Does this liner fit all Yamaha outboard models?
The liner is compatible with Yamaha models that use the specified OEM part numbers. Always verify your engine’s part number before purchase.
Can I install the liner myself?
Installation requires basic mechanical tools and knowledge of engine disassembly. If you are not comfortable, professional installation is recommended.
What is the warranty on this product?
ITACO provides a one‑year limited warranty covering manufacturing defects.
Is this liner suitable for saltwater use?
Yes, the alloy steel material is corrosion‑resistant and designed for both saltwater and freshwater applications.
How does this liner improve engine performance?
By providing a precise fit and superior wear surface, the liner reduces friction, improves compression, and helps maintain optimal power output.




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