Re: small fuel connector # for 3.9hp Merc mid 60s Home › Forum › Ask A Member › small fuel connector # for 3.9hp Merc mid 60s › Re: small fuel connector # for 3.9hp Merc mid 60s outboard315Replies: 197Topics: 16 February 3, 2018 at 2:14 pm #70559 I got my fuel line connector from the local mercury dealer. 50 bucks later I was in business.