ms391

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  1. lsaami

    Stihl MS 391 looses power when warm

    Hey AS! Love this community and all the helpful individuals here. I'm up against the ropes with this one. I acquired a few used Stihl saws from fellow who was offloading them, and they are WELL used (price was right). the topic of this post is a old-model MS391. It has served me very well for...
  2. MorganE95

    Ms391 issues

    So I posted a little while back about a stihl ms391 that wasn't getting spark. Well it turned out to be the ignition coil cause I managed to get the thing to finally fire up. Now my newest problem is that I can get the thing to idle but it doesn't have a very consistent and confident startup...
  3. 120inna55

    Just Bought a New Stihl MS-391. Help me ID the chain model# please (and other questions)

    (I hope this will let me post some pics. I'm a new poster, so maybe not.) I used this model (MS-391) for years when I worked in maintenance at a local college. I grew to love it. I just bought a new one for myself. I had to travel out of town to get this model because my local dealer had it on...
  4. P

    MS391 - not running, likely no spark - Help

    Hello everyone, New to the site. Homeowner from central MA with a decent size property, cutting my own firewood. I'm facing some weird issues with my 391. Was running poorly, not holding idle after warming up and a few 20" cuts; I took apart the manifold, carb etc., discovered some pinholes on...
  5. magicmanar98

    Stihl MS311/391 Port Cover Removal

    Has anybody successfully removed the port covers on the stihl MS391/311 cylinder? I’m not sure how stihl seals these things on but they’re on there. There’s gotta be a way but I haven’t found it. I appreciate any input. Thanks
  6. Aripper

    MS391 muffler compatibility

    Seems the 391 gets the cold shoulder a lot since it’s just a home owner saw. But I did a muffler mod, my way and did not like it, so I was looking for a replacement. Found one one ebay for about $45, nah.... So I started to dig through IPL’s on the 311 and 362 but I stopped short and thought I...
  7. J

    Want to Buy Stihl

    I am looking to buy another saw. I am looking for a MS261, MS271, MS291, MS311, MS362, Or MS391.
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