Mikuni Performance Carburetor – Screw, Throttle Valve (Plate, Butterfly). 40PHH. Genuine Mikuni #C6=0307. Made in Japan. For Throttle Valve with #165 Stamp. Sold Individually. Two screws per plate, four screws per carburetor required.

This screw does not replace the 44PHH or 50PHH Throttle Plate Screw.

Also fits some Mikuni / Solex PHH Carburetor applications.

Authorized Mikuni Distributor