MIKUNI Main Jet 4/042-300 for Enhanced Carburetor Performance

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

The MIKUNI Main Jet 4/042-300 is designed to optimize the fuel delivery in your motorcycle or small engine carburetor, ensuring smooth acceleration and reliable operation. Constructed with precision and high-quality materials, this main jet provides accurate fuel metering for a wide range of engine types. Its robust design minimizes wear and ensures consistent performance over time, making it a vital component for enthusiasts and professionals alike.

Installation of the MIKUNI 4/042-300 main jet is straightforward, fitting seamlessly into compatible carburetors. Whether you are tuning for increased power or improved fuel efficiency, this jet offers dependable performance. Its compact size and durable construction make it suitable for various applications, from recreational riding to competitive racing. Regular replacement with genuine MIKUNI parts like this main jet helps maintain optimal engine health and performance.

Enhance your carburetor setup with the MIKUNI Main Jet 4/042-300 and experience improved throttle response and overall engine efficiency. Designed for precision and built to last, this main jet is an essential upgrade or replacement part for your motorcycle or small engine maintenance kit.

Features:

• Constructed with high-quality materials for durability and reliability

• Designed to optimize fuel delivery and improve engine performance

• Easy to install compatible with various carburetor models

• Provides consistent fuel metering for smooth throttle response

• Suitable for a wide range of motorcycle and small engine applications