Cylinder Kit 76mm CBR250i CBR300 CBR300 R 1310-KYJ-305 12251-KYJ-901 12192-KYJ-900 12100-K33-D00 CBR 250cc Engine Parts Upgrade your motorcycle's engine performance with this cylinder kit designed for CBR250i, CBR300, and CBR300 R models.Constructed from cast iron, the cylinder provides durability under -speed and intensive riding conditions.The 76mm cylinder size is engineered to improve engine output, delivering increased horsepower and torque. This kit includes the cylinder, piston, gaskets, and other necessary components for installation, offering a complete solution for engine rebuilding or performance enhancement.It is compatible with part numbers 1310-KYJ-305, 12251-KYJ-901, 12192-KYJ-900, and 12100-K33-D00, proper fitment for specified models. The design supports under temperatures and pressures, contributing to consistent engine efficiency.Suitable for both experienced mechanics and DIY users, the kit simplifies the upgrade process with a straightforward installation approach.This cylinder set is built to meet functional standards for performance and in street and track applications. This is an aftermarket spare.Brand and model mentions do not imply manufacturer association.