Congrats on the find. Color originally was most likely medium blue 857 ; one of my personal favorite colors. Color should be stamped on the under hood vin plate. Enjoy.
It’s a 2F. Igniter and coil most likely came off a 70 series. If you can read the part numbers and Google them that will point you where it might have come from. It is a fairly common upgrade to swap from the original. If you want to send me a PM, with your phone number, I’ll give you a holler...
This one is pretty cool as well.
https://forum.ih8mud.com/threads/bluetooth-stereo-100-hidden-only-takes-up-the-space-of-a-dash-knob-custom-knob-included.1264367/
Just found link. He was a posted remote.
https://forum.ih8mud.com/threads/socal-oem-jdm-40-60-70-80-series-winch-remote-controller-and-oem-winch-controller-bag-cover.1315848/#post-15047959
Schematic here.
http://japan-parts.eu/toyota/gr/1979/land-cruiser-40-45-55/fj40l-kc/6_791210_059_/body/6752_front-door-ventilator-window
And one more screw.
There is minuscule screw at the top under the weatherstripping. You also have to pretty much have everything out of the large window first. Tthere is also a bolt that holds the vent window channel in which is also the channel. You might be able to just pivot the Channel at the bottom toward the...