I see you came to ask the professionals. I think 2.5" would be plenty. You will be fast enough, and light enough, to beat all your brothers and their GM cars.


Aaron

68 Roadrunner 383/AT
69 Dart GT Conv. 383/AT
05 Dodge Ram 4x4 Cummins
06 GoManGo R/T Daytona #757
68 Coronet 440