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Vacuum is steady as its always been and theres no idle issues, the a/f i read from an a/f gauge not a wideband so its not perfect but gives me a general idea. The stuttering only occurs at light or steady throttle at RPM's from about 2K thru 4K during which the a/f gauge goes completely lean...

Just got home and turned on the car and it seems to be getting slightly worse. Idles fine still, but what is weird is if i gas it hard it goes thru the RPM's flawlessly and pulls like a champ, but if i give it light throttle it breaks up terribly. What affects the motor at light throttle that...

My FP is hard wired, but i havent even taken the motor near redline. The issue is under slow or steady throttle application. Under hard accel it hesitates a little then hits boost and goes rich but pulls steady and hard. And it was running fine till redline with the stock setup. Thats why im so...

I asked Scott at Enthalpy and he said thats impossible. But thats the first thing i thought also. Thanks though, Laz

I finished my setup yesterday SR, 20G, DW 740cc, Z32 MAF, and Enthalpy tune and everytihing was fine. The car idled perfect, pulled hard and stayed pretty steady A/F readings. Today i change the oil and put in a new battery and take the car out for a spin. First off i notice a slight hesitation...