STIHL 025 Chainsaw Powerhead In Need Of Service / Repair. A Full Inspection Was Not Done But A Basic Observation Noted: Saw Has Great Compression, Saw Starts Up W/ Starting Fluid & Tries To Run But Wont Run. A Good Chance Saw Just Needs Fuel System Overhaul / General Service. Only Other Thing Noticed Is A Crack On The Rear Handle As Shown In Photos.