Athena P400485100042 Big Bore Cylinder Kit (300cc), 5.6mm Oversize to 72mm

Description

Athena - P400485100042 - Big Bore Cylinder Kit (300cc), 5.6mm Oversize to 72mm - 16.0:1 Compression (YAMAHA YZ250 LC - COMP CYL KIT BIG-BOR)
Practical and fast installation without any modifications to engine's crankcase
Maximum durability and smoothness thanks to a special nickel and silicon treatment of the barrel
Gaskets developed with the latest generation technologies to ensure maximum tightness even at high temperatures and pressures
Description
Athena's Big Bore Cylinder Kits are composed by a cylinder with larger diameter, a piston kit and all the gaskets necessary for installation. Athena's Cylinder Kits are based on a solid know-how, born from years of experience, that made Athena the equipment supplier for many motorcycle manufacturers. This is why Athena is able to design and produce in-house cylinders and cylinder kits of the highest quality and efficiency, at an extremely competitive price.
Technical features
Bore Diameter (mm)
72
Bore Gain (mm)
+ 5.6
Compression Ratio
15.0:1
Displacement (cc)
293
Vehicle compatibility
YAMAHA YZ 2T 250 cc 2003/2021
If you have any questions don't hesitate to ask, I'll be happy to provide you with an answer.
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