How to Replace the Carburetor of a Motorcycle?

The role of the carburetor is to mix a certain amount of gasoline with air to make the engine run normally. If your engine is hesitating, tripping, stalling, emitting black smoke or having trouble starting, you need to replace the carburetor.


Disconnect the rubber vacuum hoses from the carburetor.


Pinch fuel lines with specific fuel line crimper tools and remove fuel lines from the carburetor.


Disconnect the throttle linkage from the carburetor.


Before loosening mounting nuts from the intake manifold studs, be sure that all lines are disconnected.


Loosen the nuts from the intake manifold stud bolts and remove the carburetor.


Compare the old carburetor to the new carburetor to verify that you have the correct part.


Remove the gasket between the carburetor and intake manifold and replace it with a new gasket.


Carefully set the new carburetor onto the new manifold gasket. Install the mounting nuts and tighten them securely.


Reconnect the throttle linkage and all the lines to the new carburetor in the reverse order of removing the them.

If you still have any questions, please watch this video.


Always wear safety glasses when working on your motorcycle.

Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.

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