Mikuni Solex Carburetor – Damper Spring. Fits 40PHH 44PHH. Genuine Mikuni #N121.154 (#N107.815), Made in Japan. Item #88 in the exploded view. Sold individually. Each carburetor requires one Damper Spring.
Also fits some Mikuni / Solex PHH Carburetor applications.
Authorized Mikuni Distributor