Material: Steel Compatibility: XR250, XL250S, XL250R models from 1978-1983 OEM Part Numbers: 14101-471-010, 14101-428-000, 14101-428-010, 14431-428-000, 14431-471-000, 14441-428-000, 14431-471-305 Performance: Enhanced engine efficiency Heat Resistance: 105℃ volatile materials Installation: Direct replacement, easy to install Upgrade the performance of your XR250, XL250S, or XL250R with this camshaft designed for models produced between 1978 and 1983.Matching the OEM specifications, it compatibility and integration into your engine system.The listed part numbers confirm its fit as a direct replacement, simplifying the upgrade or repair process. Constructed from steel, the camshaft supports consistent under demanding conditions.Its resistance to heat up to 105℃ helps maintain function in elevated temperature environments.This contributes to stable engine performance whether used for off-road use or regular riding. Designed for straightforward installation, this component works with the XR250, XL250S, and XL250R platforms.It supports improved power delivery and smoother engine , restoring functionality to older engines.Suitable for both experienced mechanics and riders performing their own maintenance. This item is a third-party substitute.Use of brand names is limited to indicating which devices it supports.