With all our engines, we wash them off with the hose from cold, fresh water will do less damage than salt so we drench everything except the carb mouths to wash it out. Then run them up till warm and spray with "stuff" what you use is a matter of choice any of the water dissplacing stuff will do, we use wurth 1040? cause we buy it by the box from a nice man who comes to see us,. Make sure you get in all the nooks and crannies.
But I may be talking Rubbish.
Expurt is a drip under pressure, and the difference between an Amateur and a proffesional is getting paid.