Depends if its gas or electric, either way a larger motor, in electric you can up the voltage a little
get a steeper hill
Either will make your car faster.
1998
It is possible that the car has a governer on it which will stop the car from going faster than a preset speed. also a 98 Plymouth neon which i suspect has a 2.0 engine lacks high horsepower which is needed to make a car faster at higher speeds
You would apply force to the accelerator to make the car go faster.
make it less weight
The pedal in the car you push to go faster is the accelerator pedal.
To make a co2 car go faster, make the body streamlined. Keep the weight down and make sure that the axles are smooth.
The faster they make the car the more likely it is to win.
Faster, no. Smoother, yes.
In soviet russia you can
make it go faster