Kognition sponsored 350Z takes the Redline Time Attack Street Class at Cal Speedway

[kognition]

Well, for one thing, the fastest S chassis in Time Attack here (Hankook JIC S15) is almost 9 seconds faster at Button Willow than the fastest T.T. Z in VRT's stable, same for the M Werks Z which is tuned by XS Engineering.
It's 1,000 lb's heavier.
And this past weekend, both those same Z's were still 4 seconds slower than the S15. It's the weight,

Originally Posted by turtl631

Why do you say that? What limits the Zs in your opinion?