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-40125K complete top end rebuild kit is designed for Yamaha engines with a bore size of 53.94mm. This comprehensive kit includes all necessary components to restore engine performance and ensure longevity. Crafted by NAMURA, a trusted name in high-quality engine parts, this rebuild kit provides precision and durability for demanding applications. Ideal for professional mechanics and enthusiasts, it simplifies the process of engine overhaul by offering all essential parts in one package.
The kit features high-quality components engineered to meet or exceed OEM specifications, ensuring a perfect fit and reliable operation. Whether you're performing routine maintenance or a complete rebuild, the NAMURA NX-40125K kit offers the reliability and performance expected from a leading manufacturer. Designed for ease of installation, it facilitates a straightforward rebuild process, saving time and effort while delivering optimal results. Trust NAMURA's expertise to restore your Yamaha engine to peak condition and enhance its lifespan.
Features:
- Complete top end rebuild kit includes all essential components for Yamaha engines with 53.94mm bore
- High-quality materials ensure durability and reliable performance
- Precision-engineered parts meet or exceed OEM standards for perfect fit
- Designed for ease of installation to simplify engine rebuild process
- Trusted NAMURA brand for long-lasting engine restoration
