7007v6buickman
Member
- Joined
- Apr 23, 2014
- Messages
- 99
I have an 87 GN. I HAVE TE44C TURBO ,42# ,INJECTORS 3' DOWN PIPE, 2.5 HOOKER EXHAUST,TURBO TWEEKER 5.7V CHIP, REZ ALCOHOL SYSTEM , 3.5 MAS AIRFLOW WITH TRANSLATOR. ACCUFAB 65MM THROTTLE BODY WITH PLENUM, I RECENTLY GOT RJC RACE PVC VALVE, BECAUSE I WAS GETTING BLOW BACK. IT FIXED IT BUT NOW I'M GETTING KNOCK AT LIKE 4LBS OF BOOST WHEN I DIDN'T BEFORE. I WONDERING IF MY MOTOR IS MESSED UP INTERNALLY NOW. I am trying to tune but don't know how. i been reading and reading and don't understand what to do. before i was getting knock around 10lbs of boost. what should i set my fuel pressure at and my TPS sensor.