PISTON KIT 05-20 YZ125 54.00 A, NAMURA NX-40009 YAMAHA

YAMAHA
YZ125 2005-2020,

NAMURA PISTON KIT A

Namura Piston Assembly – 54mm Bore – NX-40009
High-performance Namura pistons are engineered in the USA, manufactured in Taiwan High-silicon content Hypereutectic cast aluminum material for less heat expansion, tighter clearances, increased hardness, longer life and reduced scuffing Features machined, smooth piston crowns for reduced carbon buildup, increased horsepower and fuel economy Hard anodized crowns are 75% stronger than non-anodized, providing minimal expansion and reducing the chance of cold seizures when combined with Teflon/Molybdenum coated skirts MOS2 (Teflon/Molybdenum) coated skirts perform at the highest standards, reducing friction and heat for added power and longevity Namura rings match the OEM design except as noted -B (.0004 in.) and -C (.0008 in.) fractional oversize pistons, available for some applications, extend the life of

Part No. 56-W845.A.NT (oro2u.com)

Cross reference numbers ONLY.
[1C3-11631-03-D0 / 1C3-11631-03-C0 / 1C3-11631-03-A0 / 1C3-11631-03-B0 + 5NY-11611-00-00 + 1C3-11633-00-00 + 93450- 16068-00], Wossner 8160DA,NX-40009