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Old 01-08-2013, 06:00 PM
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Originally Posted by BuzzLOL View Post
.. That may be because they always increase the cam size as well...
No I talking head to head comparison on an otherwise idential engine or as much as it can be given the intake also needs to change in-so-far as bolt pattern is concerned so while it's the same intake model i.e. Edlebrock Performer RPM for example it still is not the same piece of equipment from one test head type to the other.

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