Keen to learn why your dirt bike only runs on choke Uncover the mystery behind this common issue and find practical solutions ahead. Engine only runs on choke troubleshooting an engine that only runs on choke is a common complaint, especially among dirt bike and atv owners I am helping everyone fix a issue that is very common why your bike will only run with the choke on your carburetor i hope this helps everyone out A motorcycle will only run with a choke if dirt is trapped in the carburetor parts, including the petcock, pilot jets, fuel filters, and fuel lines The warm idle speed must be set with the bike warmed up at full operating temp and the choke fully off both speed rpms will will vary depending on what bike you have.
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