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Enter model number for best resultsPrimer bulb. The primer bulb draws fuel into the carburetor to make the engine easier to start.
Champion spark plug (RCJ6Y). The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. If the spark plug is has fouled (if the tip of the spark plug is burnt or damaged), the engine may not start or may run rough.
Walbro primer bulb. The primer bulb draws additional fuel into the carburetor to make the engine easier to start. If the primer bulb is leaking, replace it.
NGK Spark Plug (BPM7A). The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. If the spark plug is has fouled (if the tip of the spark plug is burnt or damaged), the engine may not start or may run rough.
Bump knob. Fits Stihl# 40047104000.
Quality Stihl Parts From Repair Clinic
Whether you have a Stihl brand leaf blower, edger or chainsaw, the quality replacement parts you need at the prices you’ll love, are here at RepairClinic. Stop and take time to browse and choose your replacement Stihl primer bulb, air filter, spark plug and more. View our "how-to” videos and place that part in your equipment with absolute perfection! You can even chat with us online about more specific questions pertaining to any of your Stihl brand equipment. Give us a chance to earn your business with one awesome product and service at a time! Do it yourself, then call us for the “thumbs up”! 1-800-269-2609
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