8.8 rear swap
i read that ifyou swap the rear then your speedo and rpm gauges will be off is this true and if so by how much and is reflsh only way to remdy.
2000 Mustang V6 5spd. (deceased)
1988 Monte Carlo SS (sold)
1985 Monte Carlo SS (sold)
1993 Mustang GT 5spd. (bruiser)
2010 Mustang GT 5spd. (Daily