Thanks again Dave. I checked both cases and driveshafts side by side and they are the same with the exception of the pinion revisions. I’m going to run with this for now and keep on the lookout for a proper lower once I am sure this one runs.
1954 Evinrude 7.5 HP
1954 Evinrude 15 HP
1954 Gale 12 HP
1955 Johnson 10 HP
1956 Johnson 10 HP
1956 Gale 12 HP
1956 Evinrude 5.5 HP
1958 Johnson 7.5
1960 Evinrude 18 HP
1973 Johnson 6 HP