Can anyone tell me what the spark plug gap should be for a 1978 Evinrude 85HP Outboard?
E eickenberg Recruit Joined Jun 23, 2005 Messages 2 Jun 24, 2005 #1 Can anyone tell me what the spark plug gap should be for a 1978 Evinrude 85HP Outboard?
P Paul Moir Admiral Joined Nov 5, 2002 Messages 6,847 Jun 24, 2005 #2 Re: 1978 Evinrude 85HP Spark Plug Gap Welcome to Iboats, JFE!<br /><br />.030" for normal use. If you do a lot of trolling you might want to try .040". Plug should be a (Q)L77JC4 Champion.
Re: 1978 Evinrude 85HP Spark Plug Gap Welcome to Iboats, JFE!<br /><br />.030" for normal use. If you do a lot of trolling you might want to try .040". Plug should be a (Q)L77JC4 Champion.
E eickenberg Recruit Joined Jun 23, 2005 Messages 2 Jun 24, 2005 #3 Re: 1978 Evinrude 85HP Spark Plug Gap Thanks so much Captain!
