Custom 3D Printed GTR Style Intake Plenum Project

Originally Posted by RanRich Is it just me or does the manifold appear to pinch at the front? Wouldn’t this variance in plenum size as it relates to each runner

		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain > Intake/Exhaust
Custom 3D Printed GTR Style Intake Plenum Project

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02-28-2018, 02:29 PM

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FPenvy

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Quote:

Originally Posted by RanRich

Is it just me or does the manifold appear to pinch at the front? Wouldn’t this variance in plenum size as it relates to each runner be problematic?

the pinch works.

based on air entering at the rear of the intake (and also specific runner length/diameter come into play) the main air chamber carrying the air needs to shrink due to loss of velocity.

i think i said that correctly.

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