Take a look at the this method of cylinder treatment. https://www.facebook.com/video.php?v=313485639471764 Kind regards Uffex
When you don't have a cylinder bench or a press, you use whatever's available ......
LOL.....Just when I thought Ide seen everything.
I'll be honest. I would have been happy to come up with a solution like that if I had a machine stuck in the bush miles from anywhere.
I had a boss one time that would always ask how I would fix something if it were in the middle of Alaska. Then he would tell to do it here.
This was hilarious.