Im sorry but my message seems to have dissapeared. I wanted to know what spark plugs for my mariner 50 4cylinder 2 stroke engine Im not sure of the year but about 70s 80s.<br />Ive changed my name to ***X to make it stand out.<br />Thanks
***X<br /><br />1980-85 models take a BUHW-2 NGK surface gap(No Gap) plug. Need serial number to verify year. I answered before, but I don't know where it went either.<br /><br /> web page
