Just for FYI ! !
A Tri-Power set up on a 67 400... (GTO) at least.
If you have a stock HEI dist.
It will not fit...
You need to back to a stock points dist..
or a aftermarket HEI dist with a smaller dia.
just trying to save someone, some, time, money, and headaches ! !
Later, All,,,
Vince... ...