Mikuni N149.040-2.0 Needle and Seat Valve Assembly for Super BN Carburetors

The Mikuni N149.040-2.0 is a genuine replacement needle and seat valve assembly designed specifically for Mikuni Super BN series carburetors used in personal watercraft applications. This precision-machined fuel control component regulates fuel flow into the carburetor float bowl, ensuring proper fuel delivery and preventing flooding.

Key Specifications:

• Mikuni OEM part number: 786-35015
• Fits 38mm through 46mm Square Pump Super BN carburetors
• 2.0mm needle valve size for optimal fuel metering
• Direct replacement for worn or damaged needle and seat assemblies
• Genuine Mikuni quality construction for reliable performance

The needle and seat valve is a critical wear component in any carburetor system. Over time, the valve seat can become grooved or the needle tip can wear, leading to fuel leaks, improper float bowl fuel levels, and poor engine performance. This genuine Mikuni replacement ensures proper sealing and fuel control, restoring your carburetor to factory specifications.

Applications: Compatible with Mikuni Super BN square pump carburetors commonly found on Sea-Doo, Kawasaki, Yamaha, and other watercraft models equipped with 38-46mm carburetors.