Flying Horse 49cc 5G 4-Stroke Stock Carburetor Replacement &ndash; Gas Bike Complete 4 Stroke Carburetor DIRECT REPLACEMENT: The Flying Horse 49cc 5G 4-Stroke Carburetor is a direct replacement for most 49cc bike engine kits. PRE ASSEMBLED: This carburetor comes completely assembled and ready to bolt on to your engine. EASY INSTALLATON: To install simply locate your carburetor, unbolt it from your cylinder head, replace with this carburetor, and you're ready to hit the road UNIVERSAL FIT: The 4-Stroke Carburetor fits on the Flying Horse 5G and Huasheng 142F 4-stroke 49cc bicycle engine kit PACKAGE INCLUDES: 1x Flying Horse 49cc 5G 4-Stroke Stock Carburetor