i have a 1987 165 hp mercruiser . I'm not sure what are the best type of plugs to get for a tune-up.
C CAPTAL Seaman Apprentice Joined Oct 3, 2001 Messages 44 Feb 25, 2002 #1 i have a 1987 165 hp mercruiser . I'm not sure what are the best type of plugs to get for a tune-up.
