Namura Forged Piston Kit for 2005-13 Yamaha YZ250F / WR250F - 76.96mm - FX-40033-C 2020 Polaris Ranger 500 EFI Midsize 2004 Arctic-Cat 400 2x4

2004 Arctic-Cat 400 2x4

2006 Triumph Daytona 675

tapped 1/4-28 Bore - 3/4" Teeth - 12 Chain - #35 Pitch - 3/8"

Fitments 2007 Yamaha YFM400FGH Grizzly 4x4 Hunter Edition

Part Number: CK1313

Namura Forged Piston Kit for 2005-13 Yamaha YZ250F / WR250F - 76.96mm - FX-40033-C 2020 Polaris Ranger 500 EFI Midsize 2004 Arctic-Cat 400 2x4Namura 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.