MIKUNI Main Jet 4/042-430 for Optimal Carburetor Performance

Large hex type used in most Mikuni carburetors. Mikuni # 4/042.

The MIKUNI Main Jet 4/042-430 is designed to enhance the efficiency and responsiveness of your motorcycle or powersports vehicle's carburetor. Crafted with precision, this main jet ensures a proper fuel mixture at high RPMs, helping your engine run smoothly and reliably. Whether you're tuning for increased power or improved fuel economy, this component is essential for maintaining optimal performance. The durable construction of the MIKUNI 4/042-430 ensures long-lasting operation under demanding conditions, making it a reliable choice for enthusiasts and professionals alike. Easy to install, this main jet seamlessly integrates into your existing carburetor setup, providing immediate performance benefits. Trust MIKUNI for quality parts that keep your vehicle running at its best.

Features:

• Precision-engineered to optimize fuel flow at high RPMs

• Durable construction for long-lasting performance

• Easy to install for quick tuning adjustments

• Designed to improve engine responsiveness and power

• Compatible with select MIKUNI carburetor models