Can anyone help me with the proper spark plug part number, fuel/oil ratio and plug gap? Thanks!
M monty951999 Recruit Joined May 17, 2009 Messages 2 May 18, 2009 #1 Can anyone help me with the proper spark plug part number, fuel/oil ratio and plug gap? Thanks!
tashasdaddy Honorary Moderator Emeritus Joined Nov 11, 2005 Messages 51,019 May 18, 2009 #2 Re: 1970 25 hp evenrude sporster Champion JC4 gapped at .030, 50:1 TC-W3 outboard oil. read the TOP SECRET FILE.
Re: 1970 25 hp evenrude sporster Champion JC4 gapped at .030, 50:1 TC-W3 outboard oil. read the TOP SECRET FILE.
