Poulan Pro 42Cc Chainsaw Spark Plug Size. The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. So, selecting a chainsaw that has a good bar is always mandatory.
If the fuel filter is clogged, it will restrict the flow of fuel to the carburetor. It would be the unique features of all comparing other brands. Follow the spark plug replacement procedures in the operator's manual if doing the work yourself.