[hillcat]

Do you have the factory H-D service manual for your year and model?
Do you have the factory H-D parts manual for your year and model?

 

[hillcat]

'93, Racepres, not '83

 

[hillcat]

Move the tach.
Post a pic.

 

[hillcat]

Would something like this work for you?
https://luckydaves.com/product/gauge-mount/