I'm almost positive Curb weight is the weight of the whole car *d'oh* including all the fluids (fuel, coolant, wiper fluid, etc.). I'd say just run the car always with 1 gallon of fuel and lose a few pounds off my ass for an extreme lightweight car. 
The person you're racing won't know what hit 'em!
The person you're racing won't know what hit 'em!
