Poweka Replace Zama Carburetor Primer Bulb  Carb Gasket For STIHL FS38 FS45 FS46 FS55C FS55R KM55 HL45 C1Q-S71 C1Q-S97 A C1Q-S143 C1Q-S153 C1Q-S186 C1Q-S18 New high quality aftermarket re-adjusted carburetor. Fits for STIHL trimmer Replaces ZAMA #'s: C1Q-S66, C1Q-S71, C1Q-S97(A), C1Q-S143, C1Q-S153, C1Q-S186 Package including 1pc carburetor+2 primer bulbs+2 gaskets