The common rail injector valve cap is an important part of the valve assembly. YS can provide 12 types of common rail injector valve bonnets, including 692 series, 130 series, 334 series, 051 series, 033 series, 349 series, 306 series, 1320 series and 518wp series for global customers. It is available for engine injectors of various diesel vehicles. The YS fuel injector valve assembly has a fast response speed when controlling fuel injection and fuel return, and precise control of fuel injection volume and fuel injection time, which improves the life of the fuel injector and reduces the user’s cost.