She's running lean, try adjusting as stated above. If ya can't get it to run better, you either have a carb/fuel issue, bad plugs/wires, or vacuum leak.
There is a pre-load setting for that type of box. You would have to look up the brand, and specs for it. To tight will destroy it, too loose and it will leak.
Edit. I have to ask, you stated that it was repaired at a shop before, they must have set it up wrong of it was leaking that badly. Also...
That appears to be a v-drive. And a dripless stuffing box. A dripless should not leak like that unless it's not set up correctly, as in pre-load. Regardless, the leak seems to be out of the flywheel area, as stated before it might be a core plug. Get that selfie stick down there and have a...
Just set ours up Yesterday. Up to me they would have stayed in the box.... I get home from work before she does so I turn them on before she gets home, As long as she's happy, So am I. We didn't make it 42 years for nothing! lol
Sorry if I offended you. We are just trying to come up with a plan of sorts to figure out your particular boating situation. No need to shoot down suggestions. Regardless, it might be possible to add the weight to the bow and the stern might rise, hard to predict. I know a couple of boaters that...
Good response by Sprig. Also if the drive is a pod drive, there is no way to trim it up. If its shallow water, a thruster or trolling motor may not help. That pod drags bottom and you are basically beached/stuck.
Before you do, have it serviced, pull the drive and make sure everything is in good order. I hate it when they come in with fresh paint and have to pull them and service them.
California's electrical grid is shot. Texas isn't far behind. Look at what happend to Texas when they had one cold snap. The entire grid went down. Fix the grid, spend millions for that, figure out how to make power before selling things that require more power. How about going back to horse and...