If you’re talking about what to do before you put the boat up for a long period of time.
What you want to do is add the fuel stabilizer to the fuel, run the engine so the fuel stabilizer is throughout the fuel system and filters.
After I do this I just fill up the fuel/water separator filter with straight two stroke oil and run it at an idle with the boat backed down the boat ramp until she smokes like crazy, then I shut her off. This oils all the bearings and cylinders and ALL.
What most people do is pull the sparkplugs out and shoot a light lubricant or fogging oil in the cylinders and spin they flywheel so it coats the surfaces and prevents moister and possible rust build up.
Then change the gear oil, just incase there is some water in there.
Now that you are going to run your boat after it has been sitting. If you had a