how a carburetor works motorcycle

Best answer

Venturi effect

People also ask

  • How does a carburetor work?

    • The vacuum moves around the carb and gas is pulled through different jets and is vaporized as it is pulled into the combustion chamber. Different jets and air passages in the carb are controlled by different throttle positions. At certain throttle positions, some of the systems will overlap.

  • What controls the fuel level in a motorcycle carburetor?

    • The fuel levels in your motorcycle鈥檚 carbs are controlled by the floats and the float valve/needle seat. Carb floats are made of material that floats in gas.

  • Are carburetors still used on motorcycles?

    • Despite new motorcycles being almost exclusively fuel injected, countless carbureted motorcycles (as well as dirt bikes, ATVs and more) are still in use today. For many riders and new motorcycle technicians, carburetors are a mystery鈥攈owever, once we take a deeper look, we learn that they are incredibly simple devices.

  • How does the idle on a carburetor work?

    • The idle circuit consists of an idle jet, a screw that adjust the air mixture, and a screw that adjust the idle position. Channels in the carb run from the idle jets and air screws and exit just in front of the throttle plate. As the vacuum increases, the control moves to the needle jet.