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  1. 03GTconv

    300rwhp N/A????

    Sorry must have looked pass the slicks remark, yeah with slicks u very well could be looking at 12.4s to 12.9s:D of course depending on your Driver mod:D
  2. 03GTconv

    300rwhp N/A????

    maybe with 4.10 or 4.30 gears u might be able to run high 12s. Id say more around the area of 13.1 to 13.4
  3. 03GTconv

    300rwhp N/A????

    Depends on the Port, U could probably be looking at around 303 to 315 RWHP
  4. 03GTconv

    What kind of intake manifold?

    Any good Racing shop can do it in about 5-7hrs, Honestly i think before adding boost u should forge your internals
  5. 03GTconv

    Here is a 99 Cobra I MIGHT trade for...

    Not to get off the subject but whats the most anybody has seen out of a N/A Cobra? Iis kinda funny all ive seen is 325RWHP!! I would be sure that it could make at least 375-400RWHP With Cams and Ported Heads
  6. 03GTconv

    Here is a 99 Cobra I MIGHT trade for...

    LOL!!! it sure does,
  7. 03GTconv

    Here is a 99 Cobra I MIGHT trade for...

    That gauge cluster is right, 99 does not say SVT
  8. 03GTconv

    Here is a 99 Cobra I MIGHT trade for...

    Yeah its a cobra...and im sure thats all your thinking right now. First its a 99 and like the other guy said check and see if the cobra has been (fixed) to the original HP rating 320. Me myself I think that there is to much damage for my taste, the car most certaintly hasnt been taken of and...
  9. 03GTconv

    80mm Ford MAF user's

    i dont understand......the stock MAF is a 80mm?
  10. 03GTconv

    What kind of intake manifold?

    well many will lead u to the Bullitt...which is a great intake manifold if your going to install a blower, But dont think that the bullitt manifold will increase your Hp on a N/A motor. Theres a new Manifold thats been created from Professional Products www.professional-products.com and they...
  11. 03GTconv

    Eibach Pro-System Kit

    The pro kit is what i got and theres still around 1 and 1/2 inches between tire and fenderwell, it looks good but yeah it could go lower
  12. 03GTconv

    97gt needs upgrades

    Not to much for the PI intake swap, ppl like foxlake say u can gain up to 85 Hp with the full conversion..but understand all that Hp is mainly your PI heads and Cam. your car bone stock puts around 160 to the wheels being that it is an automatic. The most i would say from this swap would be...
  13. 03GTconv

    Practical upgrades for 02 GT?

    I agree with not putting on the pullies, Although u will gain the HP like the other guy said its not worth the trouble that can occur. i had a 2000 GT that i put pullies on and i did it like any other guy would..(Just bolted them on till they felt tight) well i dont know but in the end after...
  14. 03GTconv

    JLT RAI install

    LOL im just sayin, i went to my boys at USA Motorsports here in Arlington Texas and they said they have ran dynos using several Different CAIs including JLT and......U guys aint goin to like this...MAC came out on top providing the most HP. This story was also done in MMandFF and u got it Mac...
  15. 03GTconv

    JLT RAI install

    Does the JLT really make a difference? i was told that all Cais are pretty much the same.
  16. 03GTconv

    official 4.6 liter Mustang photo thread

    2003 Mustang GT Prem Conv. Charcoal Grey 246.5 RWHP 289.3 RWTQ MAC CAI bbk 75mm TB C&L Plenum w/spacer C&L 85mm Maf SLP Loudmouth C/B Diablo Predator Eibach Sport Springs 2001 Cobra Front Bumper Mach1 Chin spoiler 2004 Cobra Rear Bumber Just added and Not Dynoed BBK Ceramic...
  17. 03GTconv

    Stock Block

    Yeah go to ebay and look up the seller speedyparts, he has every forged application for your 4.6 and 5.0. I suggest goin with the 4.6 281ci conversion to a 302ci, itll run u around 1900.00 if u wanna go cheaper u can get a forged setup for around 1000.00 2003 Mustang GT Prem Conv. Charcoal...
  18. 03GTconv

    Stock Block

    Yeah get on ebay and look for the seller SPEEDYPARTS, he has every forged internal setup for your 4.6, i suggest goin with his 4.6 281ci conversion to 302ci forged.
  19. 03GTconv

    20K/Service Engine Soon

    Yeah if that cat has went out that very well could have caused your light to come on as your o2 sensor would have triggered this
  20. 03GTconv

    20K/Service Engine Soon

    2003 Mustang GT Prem Conv. Charcoal Grey 246.5 RWHP 289.3 RWTQ MAC CAI bbk 75mm TB C&L Plenum w/spacer C&L 85mm Maf SLP Loudmouth C/B Diablo Predator Eibach Sport Springs 2001 Cobra Front Bumper Mach1 Chin spoiler 2004 Cobra Rear Bumber Just added and Not Dynoed BBK Ceramic...
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