This Yamaha YZ250FX engine has been designed to provide you with an exceptional riding experience. With a total of 41 hours, this engine has been tested and is reliable. It is perfect for those who are looking for a replacement engine or want to upgrade their current one. This engine is compatible with various Yamaha motorcycles and is made with high-quality materials to ensure that it lasts for a long time. It is easy to install and comes with all the necessary parts. Additionally, it has been designed to provide you with excellent performance and acceleration. Purchase this engine today and experience the thrill of riding like never before.