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Namura Performance Top End Piston Kit - 2003 Honda CR125R

Regular price $109.95 USD
Regular price $119.95 USD Sale price $109.95 USD
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Rebuilding the top-end with a Namura piston kit for your 2003 Honda CR125R can help restore the performance of your 125cc engine. 

 The Namura Performance Top End kit includes a piston, rings, wrist pin, clips, top end bearing, and gasket kit. It has several features such as MOS2 (Teflon/Molybdenum) Coated Skirts, Machined Smooth Heads with Anodized Domes, and Hypereutectic Casting Process that help increase heat resistance, durability, reduce friction, carbon buildup, wear resistance, and withstand higher cylinder temperatures. 
Namura piston kits come with the piston, rings, and wrist pin, Wrist Pin Bearing and top end gasket kit - All in one Box 


  • Namura machines smooth heads of the piston - Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.
  • By using a smooth top piston tests have shown this feature can increase horsepower and fuel economy by up to 6%
  • Anodized Domes works with the smooth top piston  - 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

See more piston kits form Namura

Honda CR125R Performance Parts and Engine Mods

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