ms 271

Hello So this is my first saw and yes im green. I love adding more power just to do it and modifying anything. I really want to know if modifying the muffler is worth it or not. Thanks for any help and i getting saw crazy already.

i got a stihl MS 271 that has ran great (~60 hours) for me since buying it used from a dealer. Just days ago in the middle of cutting a ~3' ash on the ground for firewood, the saw bogged and shut down. I'm having a difficult time getting it going again. The carb is hard to identify and remove -...