Originally Posted by mhabs
Think your numbers are great guesses
Not at all. My guesses are based on some guessing for weight. However, they are totally educated guesses and are inline with the conclusion of many that the new M3 will be about the same weight or possibly lighter. From there the 450 hp is also a very reasonable "guess". From there out it is just physics (physics based simulation) and regression (for lap time) as to what level of performance will be obtained. So some educated guesses combined with physics based simulation. I don't call that "guesses".