The M16x1.5mm fuel shutoff valve provides a universal replacement solution for your small engine maintenance needs. Its precise threads and specialized construction make it compatible with the Predator 4000-6500 series, as well as numerous other generator brands. This rugged plug valve features precision brass construction and durable components to withstand constant fuel exposure and environmental factors. It provides positive shutoff with a smooth quarter-turn operation and high-quality seals to prevent fuel leaks in a variety of operating conditions, delivering reliable performance and extended service life. Designed with universal M16x1.5mm threads and a 22mm hex nut, this valve is a direct replacement for worn or damaged original valves in gasoline engines ranging from 5.5HP to 16HP, including models such as the 168F, 163cc, 196cc, 170F, 208cc, 211cc, 173F, 177F, 182F, 188F, and 190F. Simple to install, requiring only basic tools and mechanical knowledge, the 22mm hex nuts can be easily tightened without the need for specialized equipment, making it an ideal DIY solution for homeowners, contractors, and equipment technicians restoring proper fuel system functionality.