HJ450-4 Mikuni hex head main jets 4/042, size 450

These EBC Mikuni hex head main jets are built for maximum fuel flow in performance applications. Manufactured by A-BAX Precision Engineering, these size 450 jets follow the 4/042 design and are compatible with Mikuni VM, VM-18, VM24-512, VM26-606, and TMX carburetors. When you are at the upper end of the jetting scale, precision becomes even more important to avoid over-fueling or lean spots. These brass jets are expertly machined to ensure a perfect fit and a smooth, unobstructed fuel path. Whether you are finishing a custom build or refreshing a racing carb, these jets provide the professional quality you expect. They are sold as a pack of four.