stihl 017 ms180 ms170

Hello all, I know these are Stihl's cheap saws but I traded some old stuff I had laying around for this one (MS170) with a 20" bar and chain....yes...on it. Took the muffler off and shined a flashlight in the jug; light scratching and I'd say it's scored the piston is anyway. The saw is hard to...

Ok trying to get an ms170 and an 017 going Lest start with the 017 and then move on from there, did a complete tear down and put back together and any carb j put on there I can't get it to run good or idle, put different rank gas breather in, set cool with plastic business card, tried two cheap...