Originally Posted by fire_strom
Do they need any venting for heat dispersal?
The batteries I've tested stay cool and don't self heat unless you are trying to crank a dead motor over and over... Since they aren't sealed in a plastic case even a small opening in a battery box should be fine. My battery has been sitting on top of my motor with NO Heatshield too. Across Death Valley in 115° for about 1,100 miles.