Emergency brake cable

hi everyone I have a question I have a a body 8 1/4 differential that I bought for my 70 duster it currently has a 7 1/4 differential in it My question is the passenger side emergency brake cable in the car now goes all the way across the to the driver side bracket where the left side emergency brake cable goes the 8 1/4 has a short cable on the passenger side can I swap the passenger side emergency brake cable from the 7 1/4 to the 8 1/4?