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Hey all, So I got my hands on some nice 04 4v heads. They have been completely cleaned and hot tanked. They have been decked, bowl ported and then they were rapped up with a competition multi angle valve job, plus they shimmed the valve springs a little tighter. They also have new guide seals...

Heat Coating for lower Intake: Hey All, I'm contemplating having my intake extrude/honed this winter. I thought it would be a good idea to coat my lower intake with something that would act as a heat shield (something like a jet hot coating, but that could be applied at home). IMHO, a heat...

Hey All, I just bought a set of Saleen 18 x 9" chrome wheels (with Nitto tires). The front two tires are brand new 265-35-18. The backs are worn out 275-35-18. I have two questions: What is the widest tires i can go without totally killing 'handling' (I was thinking 285's). Secondly, What...

Is an MSD dis-4 ignition system a waste of money for a car like mine? (380rwhp NA cobra) check sig if you want more details. thanks all

All, I've dynoed my big bore combo before, but i finally decided to try a BBK 65mm throttle body. I ported the lid in an attempt to match the dual butterfly's, but I was reluctant to get too agressive due to the IAC path. I dynoed on 8/16. It was 83 degrees at alternative auto (inside the...

So I pulled out my motorcraft platinums last night (out of boredum) because I was advised that my gap might be too tight. I originally gapped them at .050. I changed the gap to .054 So i drove the car to work this morning, and it seems to me that the car actually runs a little smoother, but...

Hey all, I did some searches on spark plugs, and on a few occasions, peeps would chime in and say that if your N/A, you should gap your plugs as wide as possible (within specs). why is that? And does that rule apply to cobras with higher compression (say 10.5.1)? thanks peeps :flag: