Description
The Mikuni Hex Main Jets 600 are carburetor fuel jets sized at 600 and sold as a 4-pack, making the Mikuni hex main jets 600 4-pack carburetor tuning solution the right call for any rider running a build that demands maximum fuel delivery from a Mikuni-carbureted machine. That 600 sizing sits at the top of the main jet range, so you’re talking about builds with serious forced induction, extreme displacement, or stacked performance modifications that won’t survive on a stock jet. Getting your air-fuel ratio dialed at a size like 600 is crisp compared to chasing a dangerous lean condition across multiple ride sessions. Four jets per pack means you don’t lose a full tuning day just because you need to step up or down one size.
- Delivers consistent fuel flow at the 600 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 600 4-pack today from Dillon Powersports, authorized dealer.









