husqvarna 272xp

Call me dumb but i for the life of me cant figure why my chainbrake keep engaging. Av mounts are new all oem. It is flag style brake. I am missing something.

In excellent condition Husqvarna 61 orange top with all original oem parts. Saw runs excellent. All I have done is put a oem carb kit and new oem air filter and retune. I did replace the spur type sprocket with a oregon rim sprocket (not pictured) Uses large mount (D009) bar !! $500.00 paypal...

So I'm currently in the process of rebuilding my dad's old work saw, it's a 272xp from 98 and its got a fresh jug ring and cylinder. If I dump a little gas in the carb air intake it fires right up. Replaced the fuel line which was a real pain in the arse. Now I'm having trouble with the gas tank...

Bought a local 272xp from a small engine shop (husky dealer) after lurking here a week . Owner said it has new piston and spark plug (probably more new parts), compression of 140. The fuel filter and line look new. First day it died when idling. Second day I ran it for an hour till out of gas...