Keep your engine running safely and efficiently with this QDYZPP fuel shut-off valve petcock switch. Designed specifically for P-REDATOR 420cc engines found in generators ranging from 5000W to 8750W models, this essential component gives you complete control over your fuel flow. The petcock switch allows you to quickly and reliably cut off fuel supply when needed, helping prevent fuel leaks and maintain proper engine operation. This replacement valve features durable construction to withstand regular use and the demanding conditions of generator operation. Whether you're performing maintenance or need to quickly stop fuel flow in an emergency, this fuel shut-off valve provides smooth, consistent operation. Compatible with multiple P-REDATOR generator models including 8750W, 7000W, 6500W, and 5000W versions equipped with 420cc engines. Fuel Shut off Valve Petcock Switch For P-REDATOR 420cc 8750W 7000W 6500W 5000W Thread Size: 16MM X 1.5MM Hex Cap Size: 22 MM Diameter of Fuel Outlet Pipe: 6 MM Package Includes: All the parts in the first picture.