HJ320-4 Mikuni hex head main jets 4/042, size 320

For those pushing the limits of their Mikuni carburetors, these EBC hex head main jets provide the precision needed for a perfect fuel curve. Manufactured by A-BAX Precision Engineering, these 4/042 style jets are built to exacting standards. This size 320 jet features a 6mm hex head and M5.3 x 0.9 threads, fitting Mikuni VM series carburetors like the VM-18, VM24-512, and VM26-606, as well as TMX models. Sold as a pack of four, these jets are ideal for dialing in high-performance engines. The precision-machined brass construction ensures that your fuel delivery is accurate and consistent, preventing engine damage from lean conditions and ensuring that your bike delivers maximum performance every time you twist the throttle.