I have a 1987 Mercruiser Alpha One. What spark plugs should I be looking to put in it?
S scrmnegl Cadet Joined Apr 30, 2009 Messages 29 Oct 26, 2009 #1 I have a 1987 Mercruiser Alpha One. What spark plugs should I be looking to put in it?
C Chris1956 Supreme Mariner Joined Mar 25, 2004 Messages 28,122 Oct 26, 2009 #2 Re: What spark plug? You might repost this in the I/O forum. You should add the engine size.
