Tech Byte: Don’t Let a Mismatched Reluctor Kill Your Engine Start! Tech Videos |February 19, 2026 One small difference in a sensor target wheel can lead to a “no-start” or even catastrophic engine failure. In this Cloyes Tech Byte, Cody Smith explains why comparing your old and new timing sprockets is the most important step in your installation. Part numbers mentioned in this video: S854/S870 & S869/S891 #Cloyes #Mechanic #CarTech #GarageTips #keepsenginesturning ⚙️ Please see our online catalog for full details and to confirm vehicle fitment. 🔧 Like what you see? Why not Join Shop Masters, our community for mechanics and techs who love what they do, take pride in their work, and are always looking to improve their skills. It’s free to join, and as a member you’ll get early access to all sorts of helpful videos. Visit https://shopmasters.org to see what it’s all about. BACK