Understeer is when you hit the wall with the front of the car and oversteer is when you hit the wall with the rear of the car.
Horsepower is how fast you hit the wall, torque is how far you take the wall with you.
2000 Formula Mazda -- race car
1992 NSX -- for street and track
2006 Mitsubishi EVO IX MR -- bone stock daily driver
2002 Jaguar Vanden Plas -- luxo-cruiser
R.I.P. 2003 Nissan 350Z Track -- Silverstone with a shitload of N/A mods