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  1. S

    Tire Size 04 Cobra

    I have 315/30/18's on mine , I massaged the IRS bracket bolt but it really didne need to , also it is lowered with hr's . As long as you have the correct back spacing you should be ok. Good luck
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    39 degrees of timing hmmmm

    tune I have seen the same thing first hand , We had to send the prediator back to diablo for repair. P.S. do not try opening it . The prediator would take the tune and upload it to the pcm , but that was it . Good luck
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    03-04 corba turbo poll ???????

    turbo ??? Thankx Have the whipple and gas on the car and just playing around ran a friend of a friend from 30mph until XXX and I took him til about 80 and after that it was just a blurr, he was gone . Other cobra is stock everything baring turbo and exhaust . 04 cobra whipple (18psi street-...
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    03-04 corba turbo poll ???????

    I have a whipple and nitrous on my cobra and I am considering the turbo route, any first handers with the HP or Hellion kit? If so how is the driveabilty and butt dyno feel also real dyno #'s plus install ease.
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    Newbie 04 cobra, pinging problems

    also looks like you have a valve cover leak around the spark plug hole , if that is oil around the plug at the porcelain.
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    Newbie 04 cobra, pinging problems

    ping ping = bad bad 2.76 pulley 91 octane and no tune is not recommended , best bet is to get a sct x-cal or prediator to pull out some timing . p.s. stay out of the throttle til then. Good luck