1972 Johnson 50, Serial number 50ESL72C Help!

Benny1963

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Joined
Sep 17, 2006
Messages
1,476
What type of spark plug should i use? And at what gap should i use?
thanks Benny1963
 

R.Johnson

Rear Admiral
Joined
Sep 24, 2003
Messages
4,446
Re: 1972 Johnson 50, Serial number 50ESL72C Help!

L77JC4, gap at .030, .040 if doing a lot of idleing.
 
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