An engine hoist is used to take the engine out, after which the engine would be moved to the deck, the bench or a stand. The hoist has a hook on it, whereas the stand has a mounting plate or mounting arms for attaching to the engine, otherwise they are quite similar.
You can find either, as well as a multitude of other useful items here;
http://www.detailmaster.com/ in the "Scale Equipment" section
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