Honda 16100-HC4-013 Carburetor Assembly

This carburetor assembly replaces Honda OEM part numbers 16100-HC4-013 and 16100-HM5-L01. It is engineered for 1988 through 2000 Honda Fourtrax 300 TRX300 and TRX300FW 4x4 models. The unit features a 32mm venturi bore with manifold outlet diameters of 54mm outer and 50mm inner, and air filter outlet diameters of 40mm outer and 32mm inner. An 8mm fuel hose connection is standard. The carburetor body is constructed from aluminum alloy with brass jets and stainless steel throttle valve components. It includes integrated choke mechanism and idle adjustment screw for field tuning. Cross-references include 16100-HM5-850 and 16100-HC4-840. This is a non-OEM aftermarket replacement designed to match original performance specifications.