Upgrade or replace your small engine carburetor with the STIHL 4140 120 0625 Carburetor (C1Q-291A). Designed for reliable fuel delivery and smooth engine response, this replacement carburetor helps restore proper performance on compatible STIHL equipment. Ideal for servicing worn or aging fuel system components, it offers an OEM-style solution for maintaining engine efficiency. Use this part number to ensure a correct fit and compatibility for your STIHL unit.