Actually, this doesn't come as a surprise to me. One thing Crewe definitely did was design these cars so that they could be run reliably virtually anywhere on the surface of God's green earth. The Middle East has been a popular market for RR and Bentley for many years, and they've run in road races through Mongolia, among numerous other places with extremes of both heat and cold.
The radiators in these beasts is just huge!
The radiators in these beasts is just huge!