Mikuni Main Jet

Choose the jets size from the sales drop down list. Only ever use genuine Mikuni parts when attempting to correctly tune out rich or lean engine conditions.

The Mikuni N102.221 main jet for use in Mikuni BN Jet Ski Carbs has a total length of 9mm with a 6mm head diameter head and 5mm outside diameter of the thread. Be careful not to confuse this jet with other round head main jets.