I like to think of it like breathing through a straw. The harder you work the more difficult it gets to breath. The picture shows the round exhaust port as it is now and it’s probably almost twice as large as it was from the factory. Compared to the cylinder exhaust port it’s still smaller.
Oh I removed it, pulled it out and snipped the screen off with a pair of tin snips and bolted it back on. I opened up the exhaust a little more too while I was at it.
I snipped the screen on my new leaf blower too.
I’ve never had an issue with my big saws but they get run hot and hard. The forest service is good about inspections before we start any work on their jobs so it’s easier to leave them in. Besides, that way if there is a fire I’m covered for the most part. I had never seen one plug like this...
I’ve already opened up the muffler. I wasn’t sure what the deal was with the plastic in front of the carb intake so I drilled a big hole in it too. Now if I could just get the p.o.s. to oil all the time...
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