What do you guys use to decarb? I’m needing to do a 1985 115 Johnson.
Seafoam. I have a pair of 1990 200hp rides you can still read the stampings on the piston tops .
200 evinrudes
Deep Creep (Seafoam product). It comes in a spray can and has worked well for me. You can buy it at Autozone or Advance Auto.