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  1. Ktm duke II LC4 jetting help

    Tech/Setups for Supermoto
    My issue lies on the trial and error involved in jetting my Duke II to the typical mods Bike details: *2000 ktm duke II lc4 640 Pre-high flow head (the black motor) Mod details: * Stock exhaust can mod baffles removed * Air box lid removed * elevation is approx 800 ft. * Main jet 180 (removed...
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