Spark Plug Model # ???

fullsize_chevy

Seaman Apprentice
Joined
Jan 16, 2005
Messages
31
Does anyone know the correct spark plug model number for a 2004 Mercury 115 saltwater 2 stroke? The books I reference only go to 2003. In addition, are there any downfalls to using non-stainless steel plugs if I'm just going to change them again in a few months? Thanks in advance.
 
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