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I have been looking to get new O2 sensors for the Cobra and I can't seem to find the DY1039 (Green ones) have they been discontinued or what? Tried to find a replacement but so many Sensors pop up, don't know which to get as I am sure some fail faster than the others, would appreciate some...

I am building this 2001 Lightning with a GT500 engine swap and a TR6060, Finished the mechanical work and it drives good, shifts good no issues there. Got done with Start up, idle and cruise tuning made sure stft's are on point and when I got up to 4k for the final cruise stft fine tuning i...

Wanted to know who made it and what type of intake did you go with ? If possible to post a pic of the engine baythat may help. Recently we deleted the SC and decided to go with Sullivan intake manifold which was sent to us missing fow parts that we had to machine out like Injector spacers...

Were facing an issue on my friends Hellion twin turbo Cobra with compound boost, Car has nothing but a complete Hellion twin turbo kit and a smaller upper pulley. Issue is that it goes all the way up to 25 psi which is very risky on these engines, I tried almost all vacuum diagrams I...

Just finished swapping in a 2004 cobra engine/trans on a 2004 v6 body.. had a doner car.. Swapped dash harness, cluster, engine harness and PCM. Car started after deleting the PATS on sct but now when i crank it up the RPM idles way too high .. 2500 RPM and raises slowly to 2800 RPM. I...

Has anyone done this swap ? I have a Cobra in for a fuel system swap and was wondering if anyone did the GT500 fuel pump swap on the cobras or not. I can't seem to find anything online except for Ford gt fuel pumps. Thanks.

I have Ford GT fuel pumps ready, however everyone stopped making the ready harness for a dual module. So what are my options now ? I tried searching for a do it yourself harness post but they werent as clear and helpful ... Thanks.

Finaly received the hellions with 62 CEA billet :banana: Time to install those babes and I want to make sure its done right, Currently the car has a 2.76 upper, LT, Throttle body and Plenum. The LT will have to go off as for the rest it should be fine. I'd also like to know what else...

we recently installed a TR6060 on a '12 Mustang GT and the only problem I am facing is the Wiring, Reverse light, speedo and the Reverse solenoid lock. Having the Reverse solenoid lock isn't a biggy but I need to work the others... I appreciate any help or suggestions.. I will post...

I am having an issue tuning one of my friends Mustang GT, His car has Built 4.6L to 5.0L 9.8:1 CR 3v engine Compcams STG.3 SPR Camshafts Ported Heads Procharger D1SC setup with deleted stock BOV and a Tial 44mm bov. MaFia Diablo maf extender Long tubes, The rest of the mods are...

We are having this weird issue @ high speed with our 2003 Cobra, when we floor it n shift to fifth gear engine suddenly shuts down. It is weird because no engine light comes out and no wird sound is out as well, Car is serviced regularly. Mods are : CAI, upper pulley catback...

I recently had an oil pump failure which hurt the crank bearings, so I thought it was time to take down the engine for a refreshing build. I got myself new bearings, New oilpump, newgaskets. and I also found out that Piston #6 had this. Now the question is what would cause this ? and...

Hey all, I am going to work on a project for a customer of mine starting today, The mods are as follows 2.3L Whipple Supercharger Dynatech Longtube W/out cats Borla ATAK cat-back Ford Racing Shocks and springs Ford racing adjustable Swaybar Front and rear with linkage Steeda upper...

I have a really messed up luck, I bought a 2003 cobra that was accident free and damn clean with 40,000 miles on it only broken glass and bumper scratches that needed repaint. Any how, as the cobras story goes which it was stolen by some russians who just drove it like a bitch for fun and...

I've been having a problem with almost 80% of the GT500's I tune with aftermarket Throttle body. The issue mainly is that when the vehicle (After being tuned partial throttle/WOT) Hits the rev limiter it quickly goes into Fail safe mode. No matter what I do or what I try it does that. I know...

My L has the following mods Built Short block TFS HEADS 44CC Crower Stge 3 blower cam 4lb lower Intake plenum Oval Throttle body Stock headers ( to be swapped soon ) The thing is that when I go under WOT the boost climbs to 5 psi n starts getting up to 12 psi as it reaches the rev...

I'd like to know what fuel setup is everyone using ? how many PSI ? and how many ponies ? Also what size injectors ? Thanks,

Okkaaay... 4th gear has a burnt clutch.. trans seal came off and its time for a rebuild.. Who has a trans full overhaul kit ? Good for up to 800 rwhp.

I just had this issue with my truck where it keeps backfiring at high RPM. I tried changing the Crank sensor or the Cam timing sensor but that didn't fix anything on the truck. The tune was fine and I just checked the plugs and all was good and in perfect condition. There is no Code poping...

I am looking for 2002 Lightning Engine, trans Wiring harness in a great clean Condition.. Please Help me get some. Thanks.

I recently rebuilt my lightnings engine with Livernois rotating assembly and Diamond coated piston. Melling oil pump and canton 7-quarts oil pan, Canton windage tray. New seals and everything is new,, All bolted and torqued to fords specific Numbers.. Still engine leaks after a WOT...

I am looking for good Remote tuners as I have a built Lightning over here in the Middle east that needs a really good tune, I have tried one tuner over there and I think he is just wasting my time as the drivability isn't good. Here is the list of mods. 5.4L Rotating assembly Diamond...

I overhauled my lightning engine and now im having a fuse problem, Car starts idles for few minutes them bam fuse#30 burned, changed it it keeps burning on starting up I cant find a diagram for the fuse box and need to finish the car before thursday

I recently overhauled the lightnings engine. when I start up the truck, it idles for about 10 seconds and then just dies. I am sure its not the tune. The fuel pressure goes way low and it dies.. So I wired the fuelpumps direct just to check and it idles for 10 seconds then a check engine...

Hey all, I just rebuilt my engine and I am having trouble with this truck.. these codes popped up while starting.. ofcourse it needs a custom tune.. but am sure something else is wrong. P1000 P1117 P1289 P0355 Coil E P0357 coil G Truck has : 5.4L 9.2:1 cr ratio with...