320 320B Fuel Shutoff Solenoid Valve 125-5774 This Fuel Shutoff Solenoid Valve is a factory-direct aftermarket replacement for 320 320B. It matches the original 125-5774 specification for fit, function and connector, making it a drop-in solution for hydraulic and engine control circuits. Product Advantages Compact plug-and-play design simplifies field replacement and cuts machine downtime Extended service life backed by premium materials and strict process control Low heat