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  • Manufactured by Namura
  • Kit Includes piston, rings, pin, clips (you get exactly what is pictured)
  • Cast piston has super-high silicone content for additional strength
  • Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life
  • Piston dome is anodized for superior heat resistance and longer lifespan ***NX-40011 series does not have machined smooth dome***
  • Kit is for standard bore size - 56.00mm
  • Piston is 55.98mm
  • Made in Taiwan
  • Fits Yamaha models listed below:
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