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Just had heads off the car,all back together,never ran so good. 10 min into the drive POOF car dies-no stumble. Trailer it home-hmm no fuel pressure in the rail. I bypassed my hotwire kit[after checking fuse in kit]-and went back to the fact plug at tank.still no fuel When I jump that gray wire...

So last week I was chasing a lean cond. at WOT. Ended up being the 02 sensor. Still running the one wire deal,I was running low on time[trying to make the track] So I installed a AC delco 02.Problem solved-I was happy. So Im in street trim now with TT chip and pump gas[no alky]. My 02 #'s are...

Ok-so last time out my 87 GN w these mods ran 11.94@112mph. 3660 w driver and fuel TA49 turbo 36lb inj. RJS power plate Dutty neck[stock IC] Some kind of hot wired bigger fuel pump. K-N conical Eric's TT race chip and c16.[turned up timing in low and second gear-02 and the rest very safe] 24 lbs...

So I noticed a few months back the car[87 GN] would sometimes have hi idle,sometimes turning the car off and on again seemed to reset it.If the car was started cold and driven and not shut off it seemed fine.but on restart it may have had hi idle.So my Gn guru friend says ahh its a bad chip-so i...

So Im currently running a stock IC w the Dutty Neck[the neck is a slight bit off when welded,but hey I made it work] Now im seeing a fellow selling a BGC stock location stretched deal.Im guesing the Bowling Green unit is old,as Im guesing they are no longer around?How do these compare to the...

Hey guys,thinking of switching over to a Kirbans 3" down pipe.I hear the Terry Huston is great,but also tough to find. Mostly stock appl.49 Turbo,36lb inj,Dutty neck,fuel upgrades. Just recorded a 11.94@112.1 with these mods. Is it worth it?Is this a good piece?Will it spool faster?will it...

Hey guys just testing in "road mode" today tuning my new TT Chip. In default tune,car ran well with no knock at 16lb[pump gas yadda yadda]. I added timing[in all gears] and leaned it out a little. back on the road I thought I heard it "rattle"before full throttle-ok got a little greedy with...

Hey guys first time getting rid of pump gas to make room for the good stuff. Im gonna pull the cap off the front fuel rail,remove the valve,jump the fuel pump wire to back of alt etc. my question is....wheres the pickup on these cars?Should I jack it from the front in hopes to get more...

Hey guys just putting a very small dry system on the car.Dont wanna get into a whole big nitrous discussion here, just curious if anybody has ever sprayed into the air meter[basically through the K-N conical]Ive sprayed before through GM Air meters and it worked great!And im also gussing that...

Hey guys can I use the Scanmaster 2.1 to tune my Turbo Tweak chip?[Timing,fuel etc] Last time I used my friends OTC 4000,and that worked great,but he's since sold it. I have no way of measuring knock right now-meaning Im tuning by brail,so Im hoping to use a scanmaster 2.1 for this. All...

Hey guys what fitting is on the front of the fuel rail[near alternator] that guys unscrew to remove fuel from tank, or in this case install fuel pressure gauge.Is it a male -6?I need to get the fitting that threads onto the fuel rail[after I remove the shrader valve] thats blocked on one...

Well My 87 GN has an adj. rod[49 turbo]and a older RJC[I believe thats what it]adjustable thumbwheel hooked up to the vacume lines running off the turbo. When I unscrew the the thumbwheel,it should have more boost!Butthe boost doesnty change wether its turned in or out 3 whole turns?So I turn...

Hi there,been away from the GM scene for a while,but Im back Just recieved my RJC Power plate,was hoping to not drill for the EGR. Im running an old school "REDS"93 street chip.I know Eric from TT says you can run his chip with the power plate and NOT drill the hole-but what about my old...

Hey you Old school GN Guys.The Old "Blue Top" Injector's[They were DARK blue & I believe they came on SHO's,or Super Coupes or something]They were 36lbs right??They were a common injector back in the day for TR's.Looong story But in short I believe mine are junk[Blue Top's] & Im doing a temp...

Hey guys Im starting to doubt my old blue top[36lb[injectors.They were used when I bought them & ever since have had knock issues.Ive chased this knock problem for a year & now after adding a Dut Neck,the problem seems worse.So its kinda pointing towards fuel.If Im gonna change them I may as...

Hey Anybody use The MSD 62152 Ign Box?It looks like a pretty cool piece.If so,do ya like it & easy to install?

Doesnt have to be exact-like 15-18gal?

Hey Guy's,I wanna delete that external oil cooler on my 87 GN.Do I just block the fitting's coming out of the oil filter housing?If So,anybody know what fitting's these are?Or do I remove that big adapter all together??Im now useing a rad with no cooler lines,& dont like the look of my...

Hey guys,I got a stock 87 GN,mods include,bigger fuel pump,hot wired,adj. reg,cold air,Test Pipe,& turbo tweak chip.W drag radials & about 19-20 lbs of boost[c16 mixed w pump 94]It ran a 12.90 at 102mph.1.71 60ft.That about the normal "reciepe" for a 12 sec car?Low MPH though?Either valve...

Im using a "special" mix of pump & c116.After a few weeks I now notice the car runs rougher at idle.O2???-could I have killed my o2 sensor?Im using a Turbo tweak chip-& I "Thought" it no longer used the o2-but hey I could be wrong.