Opinions: Adding 2-cycle oil to motor for storage

Darkmann

Member
Joined
Sep 13, 2007
RO Number
28565
Messages
64
I'm new to boating and have a 2000 Sea Ray Sundancer 290 with the Mercruizer Bravo III motors. A mech at my local port wants to help winterize the boat for me - he has an older model Sea Ray also. He seems to be pretty knowledgeable on the craft and suggested adding a small amount of 2-Cycle oil to the motor, run it for a while before storage. The idea here is to allow some lube on the piston/piston components during the storage period. I was planning to just use a fogger and some coolant. What do you folks think?
 
If outdrives, see boatfix.com bottom left for a winterization kit. Fog to stall the engine when you see the pink come out. If you want to know how much antifreeze you need, fill the kit with water and food coloring. Check how much "solution" is left after you see the colored water come out. I can't recall how much it took to do the Regal in total. I want to say less than 10 gallons total water/antifreeze solution to do the engine and the total fresh water systems to include the head.

hth
 
You don't need to fog an inboard. Put stabilizer in the fuel and run it thru the fuel system. You don't need to do anything to the oil either...but if it will make you sleep better, dump in a quart of Marvel Mystery Oil, Two-Cycle, or whatever trips your trigger. Just make sure to change the oil before spring commissioning.

You asked what I think.
 
Thanks fellas. I finally got to reading the Bravo-III manuals for my boat and they do more than recommend adding a specified amount of 2-cycle oil for the fuel injected engines. The book doesn't recommend fogging for the FI engines.
 
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