8.8 into a 1967 Dart GT convertible

Google Mopar performance spring perch

Then the master cyl. You will need to remove the residual pressure valve from behind the brass seat in the forward port.

I assume you already have front disk?

Depending on what you got with the rear you might need to adapt the parking brake cables / ends
Thank you! I’m adding front disk the rear is already disk. I figured that the master cylinder and proportion valve etc would need to be replaced I just wasn’t sure about the perch springs and shocks working correctly