Namura Forged Piston Kit for 2003-14 Yamaha WR450F - 94.95mm - FX-40045-B feed-mpn-102296 04mm Cylinder Stroke Volume Final

04mm Cylinder Stroke Volume Final Engine Displacement California Emissions FALSE Product Disclaimer You MUST measure the size of your cylinder BEFORE ORDERING

30mm Valve Shims

Items Included (1) 12" Rear brake cable housing W/ 2-7/8" travel

we always recommend taking it to a certified mechanic for installation Fitment Note When you put an aftermarket higher-flowing exhaust on a vehicle

All bearings and seals are top quality and are designed to handle the extreme usage that ATV riders put their machines through everyday

Namura Forged Piston Kit for 2003-14 Yamaha WR450F - 94.95mm - FX-40045-B feed-mpn-102296 04mm Cylinder Stroke Volume FinalNamura Forged Piston Kit Namura Forged pistons offer dyno proven gains in performance and durability over industry standard 4032 forged pistons. Namura's exclusive forged alloy offers lower expansion rates, allowing for tighter build tolerances and superior tensile and yield strength at operating temperatures. Hard anodized domes for reduced carbon build up and heat resistance and M0S2 coated skirts for excellent break in protection and properties.