S-Stage α Bore Up Kit w/ Cam & Hyper ECU - 125cc – 2019+ CRF110 tbw1466 COMBUSTION CHAMBER

COMBUSTION CHAMBER

aluminum mount brackets

2003-Present KLX110 & KLX110L

grease the inner seal surface that contacts the mating parts

S-Stage α Bore Up Kit w/ Cam & Hyper ECU - 125cc – 2019+ CRF110 tbw1466 COMBUSTION CHAMBER125cc Bore Kit w Cam & Hyper ECU for 2019+ CRF110 S Stage Bore Up Kit This bore up kit allows you to increase the engine displacement from the standard 110cc to 125cc by replacing the cylinder and piston. The cylinder features an aluminum construction with a cast iron sleeve for enhanced durability. By installing it together with the Hyper ECU, you can achieve a torque rich output that differs from the stock setup. Bore: 53. 5mm Compression ratio: 10.