MIKUNI Main Jet Part 4/042-340 for Improved Carburetor Performance

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

The MIKUNI Main Jet Part 4/042-340 is an essential component designed to optimize your carburetor's fuel delivery system. Crafted with precision, this main jet ensures accurate fuel flow, contributing to smoother engine operation and enhanced power output. Ideal for motorcycle, ATV, and small engine applications, it offers reliable performance and consistent fuel mixture control.

Constructed from durable materials, the MIKUNI 4/042-340 is engineered to withstand the rigors of high-performance use. Its compact design allows for easy installation and compatibility with a variety of MIKUNI carburetor models. Whether you're tuning for maximum power or improved efficiency, this main jet provides the fine adjustment necessary for optimal engine response.

By choosing the MIKUNI Main Jet Part 4/042-340, you gain a high-quality solution that supports precise fuel metering, helping you achieve better throttle response and fuel economy. This component is a vital upgrade for mechanics and enthusiasts seeking to fine-tune their engines for peak performance and reliability.

Features:

• Precision-engineered for accurate fuel flow

• Durable construction for long-lasting performance

• Compatible with multiple MIKUNI carburetor models

• Compact design for easy installation

• Optimizes engine power and efficiency