I would consider the air on the left side in the generator position and go with an alternator on the right up high.
I did that on my 37.....see pictures on my site shown below.


"Truckin' Around .......... Since 1937!"
My name is Joe and I am addicted to Classic Country Music. I just can't hep myself.
Operators are standing by to take your calls!
Now cruising in the Passing Lane