herm, airstarts. Posted by dbmccann on May 31, 2015 Posted in: Rockets. Leave a comment 4-29ss, MARSA54L and MARSAnet. Now there’s an idea. or… 2.6″ 54mm and 38mm outboards…. ohhhh…… Share this:TwitterFacebookLike Loading... Related Posts navigation ← Next up.. 54mm →