Typically only see fixed AZ/EL mounts on the expat/snowbird 2.4m fiberglass dishes rigged with the single DTV, Dish/Bell LNBFs. The poles are usually cemented into the roof and rarely see non-pens.
I've seen this one for a while...
http://www.satellitesuperstore.com/satellite_diseqc_motors_36_volt_motors.htm#36vhtoh
It's far away, though!