Hurstguy01
New Member
Good morning everyone, I'm new to the B body Mopar community I have a 70 Belvedere I am working, i will be investing in a rallye dash with the tic toc tach and was wondering if i need to change the engine wiring harness as well? does anyone know what i will need to do to make this dash work 100%. thanks in advance for all of your help.