Which spark plugs are used on the above engine...I know Don doesn't like Champion....
FreeBeeTony Captain Joined May 15, 2002 Messages 3,997 Jun 10, 2005 #1 Which spark plugs are used on the above engine...I know Don doesn't like Champion....
Don S Honorary Moderator Emeritus Joined Aug 31, 2004 Messages 62,321 Jun 10, 2005 #2 Re: Spark Plugs for '92 350 Mercruiser Magnum Never had a problem using the NGK, BR6FS plugs.
