Description
NA-40003-4K Top End Kit OEM Style 66.92/+1.00 6.6:1 Yam
Unlock the full potential of your engine with the NA-40003-4K Top End Kit, meticulously designed to enhance performance and reliability. This comprehensive kit is perfect for enthusiasts looking to upgrade their Yamaha engine with OEM quality components.
Features:
- Complete Top End Kit: Includes piston, rings, wrist pin, clips, top end bearing, and a comprehensive gasket kit.
- MOS2 (Teflon/Molybdenum) Coated Skirts: The advanced rolled-on application process provides a bond that is 10 times stronger than traditional coatings, ensuring enhanced heat transfer, reduced friction, and the prevention of cold seizures.
- Machined Smooth Heads: Engineered to reflect combustion heat and minimize carbon buildup, this feature not only protects the piston but can also boost horsepower and improve fuel economy by up to 6%.
- Anodized Domes: Enjoy increased heat resistance and durability as anodized domes are 75% stronger than their non-anodized counterparts.
- Hypereutectic Casting Process: This innovative method increases silicon content, leading to reduced expansion rates and enhanced wear resistance, along with the ability to endure higher cylinder temperatures.
Don’t settle for less; equip your Yamaha engine with the best. Experience a remarkable upgrade in performance, longevity, and efficiency with the NA-40003-4K Top End Kit.
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