how big is the cam . what is the cr of engine . what size of carb . how tall is the rear tire . built many 454 for the street used many with 330sto4.56s gears. and many 2500to 4500 stalls on the street in the last 30 years whats you idea of a street car ? hi ways not much fun past 3.90 less your running a tall tire . more gear may help get you in to the power band faster of the engine or loser stall