A1973

Huayi P28-H-4 Dual Fuel Carburetor for Champion 439cc 420cc Generators –

【Exact Fit】Compatible with Champion Dual Fuel Portable Generators equipped with 389cc, 420cc and 439cc engines,including models 100419 100296 100230 100165 100153 100155 71530 71531M. 【Dual Fuel Ready】A worn carburetor can cause hard starting, rough idle, engine surging, stalling, fuel flooding and unstable power output.