Voltage regulator to alternator Wiring Harness 67 Ford Mustang with tach ?

Description

see pictures, as is no warranty.
this is marked in handwriting as 1967 mustang w/ tac.
I do not know for a fact that is what this is.
Check pictures carefully, make sure it what you need.
Make your own decisions if it will work, and is safe.
54 year old part, no warranty.