NAMURA NA-50015K Top-End Repair Kit

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

Restore dependable top-end performance with the NAMURA NA-50015K Top-End Repair Kit. Designed for engine rebuilding and maintenance applications, this kit provides a convenient solution for replacing essential top-end service components during a repair. By combining the necessary parts into one coordinated package, it helps simplify the ordering process and supports a more efficient installation compared with sourcing components individually.
The NAMURA NA-50015K is intended for professional technicians, powersports repair specialists, and experienced enthusiasts who need a reliable top-end repair solution. NAMURA is recognized for producing replacement engine components made to support consistent fit, dependable operation, and long-term service when properly installed. This kit is suitable for use during routine engine refurbishment, repair after wear, or a complete top-end service where replacing related components together is recommended.
Before ordering or installation, verify application compatibility using the vehicle year, make, model, engine specifications, and the original component information. The kit designation and part number should match the repair requirements for the specific engine. Always follow the manufacturer’s service procedures, use appropriate tools, inspect mating surfaces and related components, and replace any worn parts that could affect sealing or performance. Proper cleaning, torque procedures, and break-in practices are essential for achieving reliable results. The NAMURA NA-50015K offers a practical, organized option for top-end repair work while helping maintain the engine’s intended operating performance.

Features:

• Top-end repair kit for engine maintenance, rebuilding, and service applications

• NAMURA replacement solution designed to support dependable fit and operation

• Coordinated kit format helps simplify parts selection and ordering

• Suitable for professional technicians and experienced powersports enthusiasts

• Verify vehicle and engine compatibility before purchase and installation

• Part number NA-50015K for accurate product identification