Dawg,
Unless I misunderstood your question, there is a stern helm position:
http://www.shipsim.com/ShipSimForum/index.php/topic,2439.msg25640.html#msg25640 (http://www.shipsim.com/ShipSimForum/index.php/topic,2439.msg25640.html#msg25640)
If you meant an external set for going the other way, I apologize.
Regards,
Marty