Athena P400485100038 105cc Big Bore Cylinder Kit with Cylinder Head (53mm Bore) - Premium 2-Stroke Performance Upgrade, Compatible with Yamaha YZ85 2002-2018 Recovery Featuring 15 cobalt-infused bits

Featuring 15 cobalt-infused bits

Equipped with long lasting LED lights and an attractive rigged lens design

The pack includes two inner tubes

and includes an exclusive Pirelli keychain for the dedicated enthusiast ready to elevate their ride to the next level

Polisport crafts solutions trusted by factory teams to address critical wear points

Athena P400485100038 105cc Big Bore Cylinder Kit with Cylinder Head (53mm Bore) - Premium 2-Stroke Performance Upgrade, Compatible with Yamaha YZ85 2002-2018 Recovery Featuring 15 cobalt-infused bitsUPGRADE YOUR DIRT BIKE TO THE NEXT LEVEL OF PERFORMANCE Extract massive power, aggressive low end torque, and unmatched acceleration from your 85cc youth two stroke racing engine with the Athena Big Bore Cylinder Kit (Part No. P400485100038), a premium race proven package engineered in Italy to seamlessly convert your factory setup into a high revving, high output 105cc powerhouse. Entirely cast from high grade aluminum and treated with a specialized