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  1. V

    Engine 1995 Cobra, valve springs to work with E303 cam?

    I thought FRPP had springs but they must be discontinued. Looking for something that require no machining. Thanks
  2. V

    Anybody ran an underdrive crank pulley to lower boost?

    I'm thinking about running a steeda underdrive crank pulley on my 99 Cobra with an S-trim to keep the boost down till I do a forged shortblock. Is there any downsides to this?
  3. V

    Ignition timing issues...please help

    Here's the car: 91 Mustang 5.0, AOD, 306, S-trim, Edelbrock heads, custom cam, Saleen/Vortech intake, MSD6AL, BTM, MSD Billet Distributor, all the bolts on. Here's the deal, my friend just bought the car and doesn't know much about it, so he wanted to me check the timing. This is where...
  4. V

    Are these symptoms of a bad ECM???

    I just bought a 93 5.0 5-speed coupe: My car idles great with either the TPS unplugged or the IAC motor unplugged. If both are plugged in together the idle jumps to 3,000 rpms, but will drop back down if you push the clutch to the floor. I checked TPS voltage and it's at .97, but it only...
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