Description
| Specification | Details |
|---|---|
| Brand | STIHL |
| Model | MS 661 R C-M MAGNUM |
| Type | Professional Gas Chainsaw |
| Engine | STIHL 2-stroke |
| Displacement | 91.1 cc / 5.6 cu. in. |
| Engine Power | 7.2–7.3 HP / 5.4 kW |
| Power Source | Gasoline |
| Powerhead Weight | 16.8 lb / 7.6 kg |
| Handle | Wrap-around / R-handle |
| Recommended Bar | 25 in. |
| Available Bar Lengths | 16–36 in. |
| Chain Pitch | 3/8″ |
| Chain | STIHL 3/8″ RS3 |
| Fuel Capacity | 28.7 oz |
| Chain Oil Capacity | 13.5 oz |
| Engine Management | M-Tronic |
| Air Filter | HD-2 long-life filter |
| Oiler | High-output adjustable |
| Starting Aid | Decompression valve |
| Anti-Vibration | Yes |
| Intended Use | Professional forestry / large-tree felling |






