1. no codes in computer
2. under load during the race
3.no vacuum leaks
4. motor revs very easily with the 4:10 gears
5. missed once during first qualifier then put in new set of plugs for partice and when i took the revs back up there she began to miss again.during the cool down lap at a much lower rpm the miss started to go away, by the time i got in the pit lane she was running fine.?
6. new springs in head.