Quote Originally Posted by barefootbonzai View Post
You seem to be a kind of guy that really analyzes things to the extremes. But this statement of yours is just plan silly. There is no way you could drive a car to it's potential without a tacho or shift light of some sort. Looking at your speed will not be accurate enough for you to know when to shift.

Then engine note? come on...
Its very easy to learn when to shift, basing it on the engine note, ive been doing it for ages now. You just learn when its the right sound to shift. You dont even need to look at your speed..the only reason you do is to make sure u dont go over the speed limit.