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  1. First-on-race-day

    FOR SALE: 03 cobra for sale East Texas(vehicle not in prestine conditions)

    03 cobra 100,000+ miles Ported blower 2.76 upper Accufab inlet and oval throttle body(polished) Jlt CAI Mafia maf Metco pulleys Bassani headers mid pipe and catback Boost a pump Tuned by HPP racing Made around 480-490. Dyno graph had a blip at end and it read like 503. J2fab alternator...
  2. First-on-race-day

    Cobra steering rack

    Im starting to get alittle tired of this car. Its just constant small and major issues every single year. Anyways. Steering rack is leaking. Leaks all the fluid after one day of driving back and forth to work. It is my understanding that the 03 cobra rack is better than the normal steering rack...
  3. First-on-race-day

    Gt500 nsr cams on 03 cobra

    Just wanted to see if you can run l&m nsr cams for gt500s on a 03 cobra engine Sent from my iPhone using the svtperformance.com mobile app
  4. First-on-race-day

    Ati damper 03 cobra

    I want to put a #4 lower on my car. Going fore fuel system. I will be running a 2.76 upper and #4 lower. 93 and e85 tune. The car cas an ATI damper. Im not sure if i can install a #4 lower ring on that? Or do i have to change my damper set up? Thank you Sent from my iPhone using the...
  5. First-on-race-day

    03 cobra fitting 15s

    Irs 03 cobra im trying to fit 15in sve wheels. Looks like they wont fit at all. I bought them a few years ago but never tried them on. Bought them from a guy that had a 2011 mustang gt. After some research looks like the offset is +41 backspacing 7.12. Honestly i dont think i can ever make them...
  6. First-on-race-day

    T56 issues

    About a year and a half ago The release bearing on my trans destroyed it self and I had to limp the car home. A few days ago I installed a new clutch,resurfaced flywheel(not stock flywheel),tob and pilot. Filled with ABC auto parts brand ATF. Previously i was running pennzoil synchromesh. Also...
  7. First-on-race-day

    T56

    A while back had some clutch issues. Transmission is out of the car for clutch replacement. In the need of some money due to some health issues. How much can i sell my t56 and stock drive shaft for? Shifts good although ive always felt like it was too notchy for my taste. Thank yall very much...
  8. First-on-race-day

    1 tire fire

    03 cobra irs. So rebuilt my diff less than a year ago. New pinion and ring gears,new diff w carbon clutches,new bearings and i got the contact pattern perfect. I have no rear end noise at all. Well i never checked to see if the lsd was working correctly. It has been probably less than 5k miles...
  9. First-on-race-day

    03 cobra irs 1 tire fire

    So installed a new diff last year. Ford performance trac lok limited slip to be exact. Filled w synthetic gear oil and some ford friction modifier. I decided to do a burnout for the first time with the new diff and i noticed it did a 1 tire fire :(. What do u guys think could be the cause...
  10. First-on-race-day

    Engine damage 6.0L chevy

    All other cylinders have good compression and look healthy. Would it be a good idea to just replace that head and piston and slap her back together. 6.0 chevy. Thanks Sent from my SM-G973U1 using the svtperformance.com mobile app
  11. First-on-race-day

    28x11.5x17

    03 cobra stock irs,sve 17x10.5 wheels . Will some 28x11.5x17 fit in the rear? Sent from my SM-G973U1 using the svtperformance.com mobile app
  12. First-on-race-day

    26s or 28s?

    Have a 15x10 and 17x4.5 upfront. What size tires are u guys running out back and front? Car is a 03 cobra 500whp stock 3.55. Heard running 28s in the rear will slow me down at my power lvl. If u have pics please post them. Thanks Sent from my SM-G973U1 using the svtperformance.com mobile app
  13. First-on-race-day

    03 cobra rowing gears

    Anyone feel like they cant row gears quickly in their cobra? Ive driven coyote mt82 stangs and a 5th gen camaro and i can shift way faster in those cars vs mine. If you ever had the issue can you please let me know how you resolved it thanks. Sent from my SM-G973U1 using the...
  14. First-on-race-day

    Intercooler tubes

    So i ordered 4 orings from ford only to find out that this has 4 per tube. Anyone know if this takes a different oring? Or does it take the oem orings? Sent from my SM-G973U1 using the svtperformance.com mobile app
  15. First-on-race-day

    Vmp triple pass HE

    Has anyone installed vmp triple pass heat exchanger with fans on their 03 cobra? What modifications did u have to do to make it fit? Sent from my SM-G950U1 using the svtperformance.com mobile app
  16. First-on-race-day

    Anyone ran a stock gtr with a bolt on termi?

    Well i ran a stock gtr unknow year vs my bolt on 03 cobra. My car makes about 450whp. Well i got waxed. I started in 2nd from a roll clean start, and by the end of 3rd he had already pulled a bus length away and if i would of gone into 4th he would of pulled 2 bus lenghts and some haha. My...
  17. First-on-race-day

    Value of high mileage 03 cobra

    Tossing around the idea of selling my 03 cobra. Wondering what a fair price would be to list it on here for. 93,000 miles, 2.76 upper,bassani headers and catback,accufab throttle body and inlet, jlt cai. Maximum motor sports 4 point roll cage. J2fab alternator. The new alternator fixed voltage...
  18. First-on-race-day

    Voltage

    So im still having voltage issues even w the j2fab alternator. Thinking this battery relocation the previous owner did is the problem. Still drops to 12-12.5v under wot. Or any aggressive acceleration. I did a datalog at idle of the battery voltage and its all over the place. Is this normal...
  19. First-on-race-day

    03 power numbers seem low

    03 cobra stock eaton,2.76,acufab throttle body and plenum,jlt cold air,diablo mafia maf,Kennebell BAP, mid length headers and off road exhaust. Got it dyno tuned about a year ago and only made about 450/445 and thats bc it spiked just a bit at the end. So more like 440-450whp. Dyno jet #s std...
  20. First-on-race-day

    Re using stock rods and crank

    So im planning on doing a budget engine rebuild. Car has 90k plus miles on engine. My plan is use stock heads, just rebuild them with any necessary components. Aftermarket cams. High compression pistons. New bearings, etc... and re use the stock rods and crank. Goal is 700-800whp with a 2.9...
  21. First-on-race-day

    Old brittle wiring

    So how are you guys that are working on the 03-04 cobras dealing with the age of the car. For example old wiring, needing to replace everything bc everything is worn out[emoji28][emoji28][emoji28]. Issues here and there. Im kind of just getting tired of all the small odd issues. Thinking of...
  22. First-on-race-day

    Radiator

    Im having a hard time spending 350+ on a radiator. Has anyone ran a mustang gt radiator on their 03 cobra? Sent from my SM-G950U1 using the svtperformance.com mobile app
  23. First-on-race-day

    Wtb radiator

    I live in east texas. Does anyone have a radiator for a 03 cobra in good shape around this area? If not what is the best cost efective replacement to go with. Thank you Sent from my SM-G950U1 using the svtperformance.com mobile app
  24. First-on-race-day

    Voltage issues

    So i have been having charging system issues since i got my car. 03 cobra. At this point the dyi battery relocation the previous owner did could be the culprit. I replaced the alternator about 1 year ago and ran some new ground cables and it got better. My voltage usually varies from 13-13.5v...
  25. First-on-race-day

    Hood issues

    So looks like someone did a diy repair on my hood at some point in its liftime. It has cracked once again and i was just wondering if i should get it fixed or get a new one. It is a aftermarket fiberglass hood Sent from my SM-G950U1 using the svtperformance.com mobile app

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