As we make our Mustangs go faster we make changes to the valvetrain that at some point necessitate taller than stock valve covers to fit. Some like the "racy" look of taller valve covers but to the hard core enthusiast they serve a bigger purpose. The most common reason to use tall valve covers is to be able to fit aftermarket roller rockers and valvetrain stabilizers more commonly known as stud girdles. However, before you decide to simply bolt on a set of those polished, tall, Motorsport val...
Which is the most performance restrictive aspect of a stock 87-95 5.0?
|The Stock Heads (E7TE's).|
|The Stock Intake.|
|Stock cam or someother components (TB, MAF, PCM, etc.).|
|Both the Stock Heads and Intake suck the same, changing one with out the other is useless to you.|
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