Thanks for the comparision. Im am in the process of replacing 2 inch all the way back with 2.5. Was there any seat of the pants performance gain. Probably not just wondering.
1965 Fastback-Scat 331, Dart heads, FPA headers, Air Gap intake, 650 Ultra DP, Cobra pan, Lunati VooDoo cam 61003, C-4, 10 inch converter, Reverse manual valve body,Detroit Truetracw/3.50s, subframe connectors.
1968 S-code Torino Fastback= project
1966 A-code Mustang coupe=Basket case not sure what to do with it used some parts for the fastback.