I'm currently in the process of recovering my dash, while I have it out I thought it would be a good chance to tidy up the instrument cluster and the dash fascia.
It's crazy how the brain sees something as normal until you notice it's not normal and then it sticks out like a sore thumb....
Maybe I'm a bit slow to pick up on this, but have you ever noticed the last number on both the rev counter and the speedo are flipped?
I guess this made sense to someone in the 70's, or maybe I'm just used to modern gauge's
oh wow hah no never!
and same : I had to check LOL
https://www.instagram.com/p/DPxuxSIE-Fg/
now ask yourself is the 1st digit inverse too
lol Made you look
Haha highly likely, crazy times in the 70's...