Horse Sense:Though we tested all these intakes on a purpose-built NMRA Real Street car, the intakes legal for the class are limited. They are as follows: Stock 5.0 and Two-Valve 4.6 EFI intake, Ford ...
Given the amount of time and effort that goes into the design of a factory intake manifold, it's not surprising that it's sometimes difficult to improve upon the stock induction system. Stock ...
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