Mikuni 990-793-003-R-0 166 Series Needle Jet for VM38 Round Slide Carburetor

The Mikuni 990-793-003-R-0 is a precision 166 series needle jet designed specifically for VM38 round slide carburetors. This genuine Mikuni component plays a critical role in fuel metering by working in conjunction with the jet needle to control fuel flow through the mid-range throttle positions.

Key Features:

• Genuine Mikuni replacement needle jet for VM38 carburetors
• 166 series specification for precise fuel metering
• Designed for round slide carburetor applications
• Manufactured in Japan to OEM quality standards
• Direct replacement for worn or damaged needle jets

The needle jet is a wear item that can affect carburetor performance over time. Replacing a worn needle jet helps restore proper air-fuel mixture ratios and optimal engine performance. This component is essential for maintaining smooth throttle response and fuel efficiency in motorcycles, ATVs, and other powersports applications equipped with Mikuni VM38 carburetors.