While the forums was down , I was searching around the net with the usual question. "Whats the ratio fuel oil mixture for a Johnson and how much oil to gas." I have seen this many times posted and asked (including me). I found this neat little web site that has a calculator for oil mixture ratio. http://www.csgnetwork.com/marineoilfuelcalc.html . Then I sat down and made a chart for reference using 50:1 mix. View attachment 165869