Spark Plug Gap-87 150HP

ncland2004

Cadet
Joined
Sep 5, 2006
Messages
22
Just read a note on recommended spark gap--- idle/low rpm is not as smooth as high-- gap is about .30-- should be higher???

Thanks,
Jack
 

rickdb1boat

Supreme Mariner
Joined
Jan 23, 2002
Messages
11,195
Re: Spark Plug Gap-87 150HP

For a smoother idle, gap to .040......Will not affect high speed operation...
 
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