Namura Technologies FX-10035-BK Top End Repair Kit - 0.01mm Oversized to 77.97mm, 13.2:1 Compression

Bore: 77.97mm
Compression: 13.2:1 Compression
Sizing: 0.01mm Oversize

NIKASIL CYLINDER.
NX-10035 SERIES WILL NOT ACCEPT OEM RINGS FROM 2006-07 250R OR 2007-09 250X MODELS; NX-10035R WILL NOT WORK ON 2006-07 250R OR 2007-09 250X OEM PISTON.

Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon/Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%. Anodized Domes 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.

Vehicle Fitment:

2004-2009 Honda CRF250R
2005-2009 Honda CRF250X
2012-2013 Honda CRF250X
2015-2017 Honda CRF250X