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Adjusting the Carburettor on the KTM SX 50

Model: (Various brands) Various
Part: Carburetor

Video tutorial

You can adjust the carburettor on KTM bikes by following the steps below: locate the carburettor on the bike and disconnect and remove the connector securing the spring and needle (perform this operation gently). To remove the needle, compress the spring with your fingers and, using a screwdriver, detach the needle cap. At this point, the needle and cap will be free, allowing you to extract just the needle.

At the base of the needle, there is a small adjustment ring, and the needle itself has slots to secure the ring in different positions for making the necessary adjustments for carburation.


Updated on 24 June 2026 by ScegliAuto


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by ScegliAuto

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