When Ferrari engines reproduce naturally, with no human intervention, then your example will make some sense. Since they do not, it doesn't.
Sexual reproduction is more complicated than anything happening in the Ferrari engine. In fact the simplest one celled animal is more complicated than the Ferrari engine.
If a Ferrari engine couldn't just happen, how in hell are those kinds of things supposed to?
The human mind is slightly more complex than a Ferrari engine. Why should one think it developed "naturally," as you say? Because we cannot "see" it's designer?