LS2 Intake Manifold Porting - LS2 Stealth Mods
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A cutaway of a front section of the intake runner reveals the joining line between the upper and lower plenums (aka upper and center sections). Since this press fit is not welded together, it is susceptible to a minor amount of leakage, which results in a reduced transfer of air, in both quantity and volume, to each of the cylinders. View Related Article
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