I am going to get my car scanned tonight, if i write down all the sensor readings, can the lt-1 specialist people tell me what is wrong with my car? I thank you, this car is a mystery.

1997 z28 A4 2.73
CC 305, the correct springs, push rods, and liters.
1.6 crane rockers, ported heads, intake and mass air
bbk headers
3300 vig
Pro built automatic
No cats
Obd 1 conversion, no knocks sensors, no back 02's

I will post the readings tonight

S.C. Smith