> Have
> thought an external visor for the windshield would help.......any
> thoughts?

Get one of those silver poly tarps and rig it up with bungee cords.
Inexpensive. How hard can it be?

Wondering if he's talking about a visor used while driving, as on old '50's
vehicles?

I got one of Jonce Fancher's windshield/driver/passenger door sun shades
and it works very well when camped.
http://fanchers.com/69/Windshield%20Covers.htm

bob