The Honda 16166883005 Main Jet is a genuine OEM component designed for precise fuel metering in various Honda small engines. This critical carburetor part ensures the correct air-fuel mixture for efficient engine operation and performance. It is compatible with Honda GX100, GX120, GX160, GX200, GXV120, and GXV160 series engines, making it an essential replacement for maintenance or repair to restore proper engine function. Always use genuine Honda parts for guaranteed fit and reliability.