Kelly, you may be able to put a gusset at the top corners after fitting the seats. Not as good as diagonals but better than tube only. Also you might want to use heavier tube wall on the outer hoop only.
From what Ive been reading just putting a tube down the frame and back to the front will do. I ll probably build the system and monitor temps to see what might be needed
I just looked up when skin burns. Less than 1 second at 175 degrees. We dont have the ability to tell if ps steering is too hot by touch. It will burn us when its operating normally. Im interested just because Im accumulating parts for hydroboost and ps for the Willys, cooler is an option. Im...
Kelly, I read 375 will melt the dipstick on the the cap, and seals and O rings in the pump. Also if ps fluid is running between 180 and 215 deg it would feel blazing hot yet not be over heated.