Cleaning the carbs 1: Difference between revisions

Up on top you have a diaphragm that controls the speed at which the slide goes up and down via high and low pressures, which raises the needle, which directly controls the midrange fuel delivery. The needles are traditionally set a bit low to lean out the bike for EPA emissions when importing the bike. The most standard fix is to just put a couple [[Washers for carb needles|2.5 or 3mm washers]] on the bottom, so the needle is raised up a little from the start.