Introducing the new standard in professional cutting power: The STIHL MS 661 C-M chainsaw.
Featuring an impressive power-to-weight ratio and STIHL M-Tronic™ engine management technology, the MS 661 C-M MAGNUM® chainsaw also delivers less vibration and 20% greater fuel efficiency than the MS 660. Other features include a long-life filter system using HD-2 filter elements to provide longer run times between maintenance, an ElastoStart™ handle, and a high output adjustable oiler. Wrap-handle version available in select areas.
Learn more: https://www.stihlusa.com/products/chain-saws/professional-saws/ms661cm/