main jet 101 for Dellorto carburetor 5mm 046

The following description is generated automatically by Google Translation Service. Main jet fits 17.5 to 24mm Dellorto carbs and their replicas. To tune the carburetor to always install a large jet. At full throttle, the engine should then start to stutter (4 bars). Now you have the main jet nozzle down in increments of 5 until the engine is running smoothly. Caution is too small main jet emaciates the mixture, this can lead to cold seizures. Main thread of the nozzle = M5. Appropriate sizes, please select from the list below.