Hello,
Working on a 2004 Mustang GT for my son. We just changed the ring and pinion to a 4.10 ratio. I updated the gear in HP and reflashed it. It was off a little more than 10mph. Went back...
Type: Posts; User: csracingmustang
Hello,
Working on a 2004 Mustang GT for my son. We just changed the ring and pinion to a 4.10 ratio. I updated the gear in HP and reflashed it. It was off a little more than 10mph. Went back...