HJ440-4 Mikuni hex head main jets 4/042, size 440

For high-demand fueling requirements, these EBC Mikuni hex head main jets are a top-tier choice. Manufactured by A-BAX Precision Engineering, these size 440 jets are designed for the 4/042 main circuit and fit a variety of Mikuni carburetors, including the VM series, VM-18, VM24-512, VM26-606, and TMX models. In the world of Harley performance, getting the main jet right is essential for protecting your engine during high-speed runs. These jets are machined to very tight tolerances, ensuring that each one in the pack flows exactly as expected. They are sold as a pack of four, giving you the reliability and consistency needed for serious track or street tuning.