Description
The Mikuni Hex Main Jets 190 are carburetor fuel jets sized at 190 and sold as a 4-pack, making the Mikuni hex main jets 190 4-pack carburetor tuning solution the right pick for any rider dialing in fuel delivery on a heavily modified Mikuni-carbureted machine. That 190 sizing puts you in the range for serious builds where big displacement or performance modifications demand more fuel. Getting your air-fuel ratio sharp at the correct jet size is crisp compared to chasing a flat throttle response with guesswork. Buying four jets at once means you won’t be stuck mid-tune when you need to step sizes.
- Delivers consistent fuel flow at the 190 jet size for repeatable tuning results.
- Built to Mikuni hex main jet spec so flow rates match factory carburetor standards.
- Fits Mikuni hex-style carburetors for a direct no-fuss installation.
- Keeps your carburetor fuel jetting powersports toolkit stocked with four jets per order.
- Designed for riders who won’t accept a rich or lean condition when a jet swap fixes it.
Order the Mikuni Hex Main Jets 4-pack today from Dillon Powersports, authorized dealer.









