Mikuni Main Jet 4/042-140 for Precision Fuel Delivery

Large hex type used in most Mikuni carburetors

The Mikuni 4/042-140 Main Jet is engineered to optimize your carburetor's performance by providing precise fuel metering. Designed for compatibility with a variety of motorcycle and small engine applications, this main jet ensures smooth acceleration and reliable operation. Constructed from durable materials, it maintains consistent fuel flow even under demanding conditions, helping to improve engine responsiveness and efficiency. Installation is straightforward, making it a reliable choice for both professional mechanics and DIY enthusiasts seeking to restore or enhance their engine's performance.

Features:

• Precision-engineered for accurate fuel delivery

• Durable construction for long-lasting performance

• Compatible with a variety of motorcycle and small engine carburetors

• Designed to improve engine responsiveness and efficiency

• Easy to install for quick maintenance and tuning