NAMURA Complete Top End Rebuild Kit for Yamaha +0.25 (56.23mm) - Part Number NX-40011-1K

Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit

MOS2 (Teflon/Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures

Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%

Anodized Domes Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons

Hypereutectic Casting Process Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures

The NAMURA NX-40011-1K complete top end rebuild kit is designed specifically for Yamaha engines, providing high-quality components for optimal performance and reliability. This kit includes all essential parts needed for a comprehensive top end rebuild, making it an ideal choice for enthusiasts and professional mechanics alike. The kit features precision-engineered components that ensure a perfect fit and long-lasting durability, helping to restore your engine's power and efficiency.

Features:

• Complete top end rebuild kit includes all necessary components for Yamaha engine restoration

• Designed with high-quality materials for durability and reliable performance

• Includes parts calibrated for +0.25mm (56.23mm) piston size upgrade

• Manufactured by NAMURA, a trusted brand in engine rebuild components

• Easy to install with precision engineering for a seamless fit