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Is anyone making a 3" downpipe with external gate nowdays ?

I have a 86 T stock bottom with champion GN1's 212/212 tappet pt67 60lb inj. 160 themro etc. I have a kinda strange problem as long as the car stays under about 1500 rpm the temps stay from 165-168 if the rpm goes above 1500 for over about 30 sec the temps start rising slowly and ive seen them...

My car threw a code 42 and I checked the chip and changed the ecu since i had a spare and it still throws the code about 5 sec after starting, Where is the most likely place of the problem? I know its in the ignition but i dont have a extra ignition module to try. Basically im wondering if its a...

Guys this one has me stumped 86 T GN1's PT67 60lb inj 340 pump adj reg. 212/212 cam 70mm TB /precision plenum/rjc pwr plate FMIC XFI I went thought the engine last fall car ran very well low boost only (breakin period). Finally went to started turning up the car and noticed a...

Guys this one has me stumped 86 T GN1's PT67 60lb inj 340 pump adj reg. 212/212 cam 70mm TB /precision plenum/rjc pwr plate FMIC XFI I went thought the engine last fall car ran very well low boost only (breakin period). Finally went to started turning up the car and noticed a...

Im getting rdy to hook up an xfi on my tr i have caspers harness, 3bar map, and the wideband setup. Stupid question but do i need to unhook the maf or anything? before trying to start the car. And will simply disconnecting the factory map and running the new wiring to the fast with the 3bar...

Im looking for a good set of ATR headers for a GN in good shape Recently purchased a precision 67 and the internal gate simply will not control it so i figure if im goin to have to put in a external gate might as well do it right :)

Title of the thread says it all lol wher's the best place to buy alum GN1's complete also with the intake ? Im goin to buy a set this week i'll also need a few other odds and ends cam sensor etc..

Hey guys just a couple questions. Ive gota 86 T with 128k on it i use as a daily driver that i have upgraded slowly to the present condition stock engine gtq67 msd 50's art carr tranny 2800 nl ptefmic 70mm tb and plenum w/rjc powerplate alchy inj. joe's 23deg. alchy chip. So far...

My factory tach just stopped working but the first light lights up and ideas where to check i know its basically cosmetic but i would kinda like to get it working again :)

Razor i have a 92 eagle talon ive worked on for a couple years now along with my TR which im just starting to work on but anyway. I got to thinking about a alky kit on the eagle how much of a change would be nessessary to get one working on it ? mod list on eagle.. t3/4 60-1 63 hot side...

Who makes the best TB for our cars taking into account still being able to be streetable? Also what is the best plenum to go with it?

Instructions say to use the white wire on the coil pack only one little problem ther's 2 white wires??? anyone know which one to use ?

I noticed BL at 160 idling few nights ago. Figured with it that high it must be a vac leak, because if u turn the a/c on it takes it a min or so to change the valve over to the upper vents from the floor ones. So i blocked off the vac block this evening and no change on BL, I dont have a fuel...

Im settin here staring at my new alky kit lying on the floor itching to install it any give it a whirl but... I have to wait till i get my tranny in next week. In the mean time since i have no experience with alky and have a few days to just stare at the kit ... what advise would u guys give...

I guess u guys hear this question from time to time but i gota ask lol What's the fastest 93 oct. w/alky and without?

Guys im new to these cars where's a good place to read up on how to adjust the TPS and IAC. I installed a scanmaster couple days ago and TPS is .46 and IAC 60 right now so i guess i need to get it to .42 on the TPS before starting on tuning right?

Hi guys nice to meet everyone. I recently purchased a 86 T-type with a couple mods, houston downpipe, ta-49, MSD 50's, walboro pump,precision fmic. Im used to building DSM's and Honda's so the buick is a new animal for me lol . Anyway im looking for information on the best setup...