Which spark plugs should be used on a 1953 15hp evinrude super fast twin?
P Pem1952 Cadet Thread starter Joined Dec 12, 2019 Messages 8 Jan 26, 2020 #1 Which spark plugs should be used on a 1953 15hp evinrude super fast twin?
R racerone Honorary Supreme Mariner Joined Dec 28, 2013 Messages 40,028 Jan 26, 2020 #2 Make sure that the magneto can produce spark that will jump a gap of 1/4" or more.------Then use ----J6C Champion plugs.
Make sure that the magneto can produce spark that will jump a gap of 1/4" or more.------Then use ----J6C Champion plugs.
JimS123 Fleet Admiral Joined Jul 27, 2007 Messages 8,380 Jan 26, 2020 #4 Specs call for a J-6J @ 0.030" gap. J-6C is the current replacement.
