Re: would this gauge work to make a lower unit pressure tester? Home › Forum › Dockside Chat › would this gauge work to make a lower unit pressure tester? › Re: would this gauge work to make a lower unit pressure tester? RICHARD A. WHITELifetime MemberReplies: 1840Topics: 140 July 19, 2018 at 8:48 pm #79737 Replies viewable by members only http://www.richardsoutboardtools.com classicomctools@gmail.com