- Welcome back to the channel: Restoration And Metal in this video is a HUSQVARNA Old Chainsaw Broken Restoration - Restore Old swedish two-stroke engine. The most powerful dual-motor of the chain saw generation. The HUSQVARNA saw is a professional saw. It was developed on the basis of the experience of professional users who have worked in the harshest conditions. Light weight and high power combined with a powerful motor make the machine much handy for different uses. Hope you enjoy the video