Re: Some Kind of Mercury? Home › Forum › Ask A Member › Some Kind of Mercury? › Re: Some Kind of Mercury? david-bartlettReplies: 1204Topics: 97 June 10, 2018 at 10:12 am #77743 I like the "Easy-off" cowling. I need to fit my brother in laws Mariner 3hp with one as often as it needs to come off!