The world's most powerful series-production chainsaw GeneralTechnical dataDocuments STIHL MS 881: The world’s most powerful series-production chainsaw With an output of 6.4 kW, the STIHL MS 881 is the world’s most powerful series-production chainsaw. This extremely capable saw is entirely in its element when used for professional harvesting of large trees and in mobile sawmills. The robust MS 881 with advanced 2-MIX engine, captive nuts, and stop button function is extraordinarily durable and easy to maintain. The efficient HD2 filter increases service life. The premium oil pump ensures optimum oil flow. Technical data Technical data Value Displacement cc 121.6 Performance kW 6.4 Weight kg 1) 9.9 Power-to-weight ratio kg/kW 1.5 Sound pressure level dB(A) 2) 106 Sound power level dB(A) 2) 118 STIHL Oilomatic saw chain pitch/type .404 " Tank volume mL 1.300.00