NAMURA NA-50011-2K 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 service with the NAMURA NA-50011-2K Top End Repair Kit. Designed for repair and rebuild applications, this kit provides a convenient way to organize the components needed for top-end maintenance while helping reduce the need to source individual parts separately. The kit format supports a more efficient repair process and is well suited for powersports enthusiasts, repair professionals, and workshop applications.
The NAMURA NA-50011-2K is identified as a top end repair kit and is supplied as a complete kit configuration. Its components are intended to support service work in the upper portion of a compatible engine, making it a practical choice when completing routine maintenance, addressing wear, or preparing an engine for reassembly. Always verify vehicle application, engine specifications, and included components before ordering to ensure the kit matches the intended repair.
Built for service-focused use, this NAMURA kit is a useful replacement option for compatible applications requiring top-end attention. The branded packaging and defined part number make it easier to identify during parts selection, shop organization, and future maintenance records. For best results, follow the engine manufacturer’s service procedures, use appropriate tools, and inspect related components before installation.
The NAMURA NA-50011-2K Top End Repair Kit is sold as a kit with a unit of measure of KIT. Confirm