| Model | 681 |
| Engine | Solo 2-cycle |
| Engine Size | 80.7 cc | | Horse Power | 6.4 hp |
| Electronic Ignition | Yes |
| Tank Capacity | 25.4 oz. |
| Anti-Vibe | Yes |
| Chain Pitch | 3/8" or 0.404" |
| Automatic Oiler | Ekomatic |
| Weight* | 14.6 lbs |
| Warranty | 2 years |
| Bar Sizes | 20" |
*Weight without shield and cutter
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