OEM Carburetor Kit / Zama RB-89Pack Size:1Zama RB-89NHC 203-5541Stihl BG45, BG46, BG55, BG65 BG85, FS55, FS200, FS250, FS350, SH55 and SH85; Zama C1Q-S48A; C1Q-S55; C1Q-S58; C1Q-S64; C1Q-S82;C1Q-S83 carburetors Not compatible with greater than 10% ethanol fuel