Percolation? Heat soak? Don't drive during summer??

Amateur Guru in training...
He's just baiting me into taking more photos from various Owners Manuals. LOL.
Sorry. Done with that. But here's a screen shot from a digitzed '70 Plymouth FSM.
For normal use
upload_2020-9-25_22-21-16.png

Now if you're going to run Stock car racing or the Silver State Classic, that's another story...