Bostup

Hello I’m From Thailand :) I have problems with 4K engine 4Speed M/T Carburetor of this engine was not connect to vacuum hose in standard [some tube are plugged] :P and this carburetor work with first butterfly only second butterfly is not work because it was locked and my engine very very eat fuel [8Km./Litres] :D I want to connect vacuum hose in to standard please help me for picture or vacuum hose diagram :dance: And one problem, Main jet Number???? Second jet Number???? :dance: I don’t know tell me please Ps. Thai people are not strong in English language :jamie: