Same reliability and performance as original components
Maximum durability and smoothness guaranteed by a special nickel and silicon treatment
Gaskets developed with state-of-the-art technology to ensure maximum tightness at high temperatures and pressures
The Standard Bore cylinder kit developed by Athena guarantees the same performance as original replacement parts, extreme reliability and optimum smoothness as a result of the lightweight aluminum cylinder, the nickel-silicon coated cylinder and a piston designed to further reduce plus friction.
The kit includes the high quality aluminum standard bore cylinder, complete piston with gudgeon pin and piston rings and all necessary gaskets.
All kit components have been developed to withstand the highest temperatures, pressures and stresses and have been validated by Athena technicians with severe road and bench tests.
This cylinder kit can be installed without making any changes to the crankcase. COMPOSICIÓN: ALUMINIO DIÁMETRO Ø (MM): 77
APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: YAMAHA YZ250F (14-15) / WR250F (15-18)