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Guys, Need some help... Ok, I was driving down Route 80 in PA at about 110 boosting to about 13 psi I hit the gas for extra boost I heard the final Pssssss of the bov, engine light came I backed off the gas then the engine light went off. After that, I cannot boost beyond 5psi...No more...

Guys, I posted a while back that I had a sputter problem after high speed drive...I found out that my turbo hose from the bottom down was split. I see an opportunity to replace my old 20 yr old tubing with 2.5 stainless steel. Long weekend coming up...would be great to work on that. Can...

Here is the story... List of mods first 1990 Turbo white with Targa (sport roof)... 550cc injectors (RC) Lexus AFM 3" cat back K&N FIPK Apexi S-AFC II Innovate LM-1 O2 sensor with O2 meter Turbo upgrade 57 trim TO4E SSQV BOV and bosch blow off Walbro fuel pump Aeromotive FPR...

Everyone, I need a new altenator...Anyone have any ideas as to where I can get a good high performance altenator? Online or otherwise...I really want one that is better than stock. I have a 1990 Turbo with several mods...Let me know...

Supra is up for the winter but I am looking now for a place in North Jersey to tune my Sup...I want a place that has experience with Supra's. Also, with the S-AFC II...Here are the specs... 1990 Turbo Targa!...103,000 miles Internals550cc's LEX AFM K&N FIPK Apexi S-AFC II Innovate LM-1...

Here's the situation... Bought new engine, OEM clutch, 550's, AFM, SAFC II, Greddy Boost and upgraded turbo...Those are the specs...My issue: When pushing in the clutch, I get vibration...It is not major but definitely noticable...Doesn't seem to affect performance but wondering what it...

I need some advice on which Wideband to buy? I am not looking to spend a whole lot so don't offer top of the line. At any rate, I need one with the O2 sensor, guage, and bung. I don't understand all the scematics but know I need it for tuning. I'm going to get some assistance with tuning. I...

I searched the threads for information on the easiet way to remove the fuel tank. I saw some good information, however, I have been unable to remove the fuel line. I have sprayed liquid wrench, used all of my strength but it will not come lose. It appears I will need to cut it off...Of course...

:1zhelp: Gotta to take my 90 Turbo to a dyno since making the upgrades. Problem is they have no experience with MKIII's. Especially with Lexus AFM upgrades. What can I take to instruct on how to tune? I know a wide band will help but unsure what else to tell them. List of mods: K&N FIPK...

Does anyone know the exact size of the engine undercover screws? bought the cover off ebay but don't know what size screws go in...Any help thanks...:1zhelp:

This weekend I did the Lexus AFM, 550cc, and AFPR upgrade. All went well for the most part. Even put in NGK plugs and MSD plug wires. I started the car and Adjusted the AFPR to 32 or so. Some issues I have now are: The idle one notch above 1 and flickers. I adjusted the AFM screw not much...

I ran my Supra today and after a hard run...I get to the light and it will just drop rpms then cut off...It is very speratic. It does not happen all the tiem. Has anyone had this happen? What could it be?