Low hour Dolmar 510 Chainsaw. 3/8 64 drive link bar with new chain. Easy to start, idles, revs, oils, and cuts perfect. The spur sprocket has little wear on the inboard clutch. 2 piece aluminum crankcase more like pro saws use verses the plastic crankcases of some new saws. This is a very smooth running saw as far as vibrations go. Tuned at 32:1 $250 cash firm 620-755-822six