85 Mariner, 40HP Spark Plug Gap

TimStarforth

Cadet
Joined
Dec 29, 2003
Messages
17
Could someone tell me what the gap is for a two cycle 40 horse Mariner outboard motor?<br />Thanks!
 

hondon

Lieutenant Commander
Joined
Jun 11, 2001
Messages
1,922
Re: 85 Mariner, 40HP Spark Plug Gap

Those will be surface gap plugs and not adjustable.
 

Spidybot

Lieutenant Commander
Joined
Apr 4, 2002
Messages
1,734
Re: 85 Mariner, 40HP Spark Plug Gap

Yes, could be 'perma-gap' design but could also be standard plugs.<br /><br />Check NGK webpage <br />and narrow down to your specific model.
 
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