Quote Originally Posted by nascartech View Post
top speed on a gp is 135 140 mph at about 6200rpm with the 3,29 gears car is limited buy the 4 speed need a 6 speed for better top speed but i dont recoment going 140 i did it once and the car did not feel stable on the stock springs they are way to soft the car likes the 80-90 rang usually wht i do at 4am when there is no one on the highway
I honestly didn't understand half of what you said.

since when do stock/mostly stock gtp's rev to 6200 and top out at 140? They also come with 2.93 ratio. 3.29's are gt's