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    Fuel pressure issues: Fuel Pump duty cycle will not go passed 50% duty >>>

    My buddy is having some issues with his car. He has a 2003 MUstang GT.....fuel pump cycle will not exeed 50% and fuel pressure after 5000rpm begins decreasing to 27-30psi. The car will hold at 39-41 psi until about 5000 rpm. What could be the problem? When we data logged his car we also noticed...
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    HELP: Loud whistling sound after installing Bullitt intake >>>

    Loud whistling sound after installing bullitt intake. The sound is near the alternator, so thinking it was the alternator I replaced it and still same sound. I have a Procharger P1SC so its real hard to tell where the whistling is coming from. Its sounds like its around the supercharger and...
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    Need help w/ Bullitt intake swap...need to route vacuum lines >>>

    I have a 96-98 Mustang I am currently doing a bullitt intake swap. But I am a little confused on the vacuum line routing. Does anyone have any detailed pics or diagrams on how they routed their vacuum lines and the bullitt pvc valve which has 3 tubes coming out of it. Again, this is for 96-98...
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    Is 03/04 cobra short block direct swap in 99-2000 GT?

    Are they interchangeable, looking for least expensive way to beef up the motor......Thanks
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    Can sohc short block off 2003 GT work with dohc Mach 1 engine?

    Any modifications needed or is this direct bolt on? The Mach 1 is stock and i dont plan on supercharging, but want to know before i go forward.....Thanks in advance