The Echo 12520008667 Carburetor helps deliver the proper fuel-and-air mixture required for reliable engine operation. It works by regulating the flow of fuel and combining it with incoming air before the mixture enters the engine for combustion. Proper carburetor function supports smooth starting, steady idling, consistent power, and efficient engine operation. Replacing a worn, clogg... https://www.wholetoolbox.com/echo-12520008667-carburetor-c1m-k49c/12520008667.html