Finally the OP mentions where he is and where he wants to drive this car.
It really sounds like the OP knows very little about cars and driving fast, yet wants to jump right into the big leagues.
Inexperience can get not only you killed, but others around you.
I'm all for freedom to do dumb stuff. Have at it but don't try this stuff on a busy public road.
Are you looking to do solo runs in competition? Are you looking at wide open spaces in Montana or Wyoming?
Why is 150 mph so important?
