S-Stage α Bore Up Kit w/ Cam & Hyper ECU - 125cc – 2019+ CRF110

A bore-up kit increasing the engine displacement from 110cc to 125cc, featuring an aluminum cylinder with a cast iron sleeve and a sports camshaft. It requires installation of a Hyper ECU for optimal performance.

• The bore-up kit increases engine displacement.
• The cylinder is made of aluminum with a cast iron sleeve.
• The sports camshaft maximizes performance potential.
• The Hyper ECU provides full control of the system.
• The Hyper ECU comes with multiple tuning maps.