029 super

Why is it that not only does the 029 super does not recommend a 20 in bar , but some saw that have lower ccs like the dolomar 111i is a 52cc saw but comes stock with a 20 in bar , also i have a old poulan farmhand saw 49cc i believe maybe 45cc , has a 20in bar and pulls it fine , but the stihl...

I have a Stihl 029 Super that I bought new approximately 15 years ago. I have cut A LOT of wood with this saw. I've never cut the saw any slack. I've been threatening to do a muffler mod on it for a few years now and today I finally got around to doing it. I removed the limiters on the carb so...