you can buy it on the shop with paypal mate,

be aware you don't want your running temps to come down to far because you need to run the oil pretty hot to burn off the moisture in it.

we developed our fan switch to simply keep the fans on for less time, to save the std ford wiring and fuse, rather than purely make it run the car cooler for this reason.

when your moving, the thermostat should take care of your running temps.