HJ230-4 Mikuni hex head main jets 4/042, size 230

Getting your fuel mixture right is the key to unlocking horsepower, and these EBC main jets are the tool you need. Manufactured by A-BAX Precision Engineering, these 4/042 style hex head jets are designed for Mikuni carburetors. This size 230 jet features an M5.3 x 0.9 thread and a 6mm hex head for easy installation. They are a direct fit for Mikuni VM series carburetors, including the VM-18, VM24-512, and VM26-606, along with TMX models. Sold as a pack of four, these jets allow for consistent tuning across multiple carburetors or as spares for your kit. Precision-machined from brass, these jets offer the reliability and flow accuracy that professional mechanics demand for high-performance tuning.