This kit is designed for 2003 Honda XR250R models and includes a Wiseco top end kit with a bore diameter of 73.00mm. The kit contains all the necessary parts for a complete engine rebuild. It is manufactured with high-quality materials and has a chrome finish for added durability. The kit is a performance part and is intended to enhance the overall performance of the motorcycle. This kit is suitable for 4-stroke engines and is located in the PS region. The manufacturer part number is PK1219 and the RAD part number is 101593. This kit is perfect for motorcycle enthusiasts who want to upgrade their Honda XR250R engine without worrying about the condition of the item.