1set 5XC-11311-20-00 Motorcycle Engine Bore 77mm JUG Cylinder Stock Fits For WR250F YZ250F 2001-2013 Motorcycle Parts Material: aluminum Design and Style: engineered JUG Cylinder design Compatibility: designed for WR250F and YZ250F models from 2001 to 2013 Performance: features a 77mm bore to support enhanced engine performance Parts and Accessories: includes cylinder, piston rings, pin, and clips Installation: designed for straightforward installation without modifications The 1set 5XC-11311-20-00 Motorcycle Engine Bore is a replacement part compatible with WR250F and YZ250F motorcycles.Constructed from aluminum, the cylinder supports under demanding conditions.The JUG Cylinder design provides a precise fit and consistent performance.With a 77mm bore, it is intended to improve engine power output for riders seeking improved performance. Installation is simplified due to direct compatibility with selected models from 2001 to 2013.The kit includes all necessary components—cylinder, piston rings, pin, and clips—eliminating the need for additional parts.This allows for a complete assembly without sourcing extra items.The design supports integration into the engine compartment without requiring adjustments. Manufactured using current production methods and materials, the part is built to meet functional expectations for motorcycle engine components.Each in the kit undergoes testing to performance and durability.It is suitable for use in maintaining or upgrading the engine on compatible models. Note: This part is made by an independent vendor.Any brand/model mention is for compatibility purposes only.