Carburetors used to be the standard fuel-mixing component in Harley-Davidson bikes. They would spray a mist of fuel into the airflow that would then make its way into the engine, where it would be ...

Read more: 14 Of The Best Harley-Davidson Motorcycles Ever Made Carburetor jets are nozzles that spray fuel into a chamber, where it mixes with air and is sent to the cylinders of your engine ...