i just put one on my truck without hydro assist just for the cooling factor. it never hurts to have the extra fluid capacity and be able to cool it faster
![I Dunno... :dunno:](https://board.marlincrawler.com/Smileys/marlin/dunno.gif)
....plus their only about $10 from a junkyard
![Thumbs Up :thumbs:](https://board.marlincrawler.com/Smileys/marlin/thumbs.gif)
also if you plan on going hydro assist you already have a cooler there