First Drive KTM 250 EXC with 280 Athena Kit + Fail

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  • Опубліковано 23 січ 2025

КОМЕНТАРІ • 1

  • @Ricqu
    @Ricqu 4 роки тому

    The backfiring means your bike was of of tune and probably way too lean, which decreases engine life a lot. What jetting did you have on this bike after 280 kit? Stock jetting?