Thermostat Installation Orientation (1 Viewer)

[AYM707]

Vehicle : FJ40 1982 (Mostly stock)

I decided to install the thermostat; in the Gulf typically the thermostat is removed to help keep the engine cool. I did a search but was not able to confirm its orientation; but from what a saw, I think this is the correct orientation.

Appreciate anyone's confirmation.

 

[middlecalf]

From SOR

 

[Green Bean]

FJ40 Thermostat Installation How To

Since it has been nine years since a thread has been created discussing the installation of a thermostat on a 2F engine, and since I spent about 30 minutes yesterday trying to figure out how to do the installation correctly with the odd gaskets that are included in different rebuild kits, I...

forum.ih8mud.com

"Insert the thermostat with the visible spring facing down and the domed part up. It should fit into the lip in the lower housing. Install the thermostat so the "jiggle valve", as the FSM describes it, is located at the 11 to 1 o'clock position in the housing. It allows a little circulation until the thermostat opens. (NOTE: the thermostat pictured below does NOT have a jiggle valve)."