now a cooloer engine performs much better and efficient, some people go a little hotter for winter, if their heater isnt as hot as they would like.
A hotter engine burns the fuel more completely and efficietnlty
![Thumbs Up :thumbs:](https://board.marlincrawler.com/Smileys/marlin/thumbs.gif)
I believe the current factory toy thermostats are 192 degree
![I Dunno... :dunno:](https://board.marlincrawler.com/Smileys/marlin/dunno.gif)