I have a 18402 18hp 1964 year Evinrude. (I do have the manual as of today d:)) I replaced the plugs, fresh gas/oil mix (I did mix it at 3gal to 1/qt for 50:1)
I am able to get it to start with some choke lever playing but it will die on me. Sometime it will run for about 2-3 minutes (always...