The WOOD BOSS® is packed with reduced exhaust emission engine technology and the power STIHL is known for.
The STIHL MS 251 WOOD BOSS® chainsaw is designed to deliver all the power you’d expect from STIHL equipment with a comfortable and ergonomic design. The MS 251 WOOD BOSS® is perfect for felling small trees, pruning and thinning, and cutting firewood simply and efficiently. With up to a 20 percent increase in fuel savings and a 50 percent reduction in exhaust emissions—when compared to previous models—you can enjoy a longer run time while feeling good about your impact on the environment. Features like a Master Control Lever™ and reduced vibration make the STIHL MS 251 WOOD BOSS® a lean, easy-to-use machine that still packs plenty of power.

Technical details
| Displacement | 2.8 cu-in |
| Power | 2.20 kW |
| Engine power | 3 HP |
| Device weight without refuelling | 10.6 lb 1) |
| System weight without refuelling | 5.71 kg 2) |
| Power-to-weight ratio | 2.20 kg/kW |
| Bar length | 18 ” 3) |
| Groove width | 50 “ |
| Saw chain pitch | .325″ |
| Device length with bumper spike | 424 mm 1) |
Proposition 65 – EnglishThis product contains chemicals known to the State of California to cause cancer and reproductive harm. www.P65Warnings.ca.gov
E-10 StatementNote: STIHL recommends use of fuel with no more than 10% Ethanol content. Using fuel with greater than 10% Ethanol content may cause damage to your equipment and may void your STIHL warranty.


















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