Holley Hi-Ram Intake Manifold - GM LT1 - 300-140 timing-components and octane lowering oil vapors

and octane lowering oil vapors and oil pooling within the intake tract

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Holley Hi-Ram Intake Manifold - GM LT1 - 300-140 timing-components and octane lowering oil vaporsOverview: The new Holley EFI Hi Ram intake provides the ultimate performance with the new GM direct injected Gen V 6. 2L LT1 engine. The modular design of this manifold allows easy disassembly for custom porting, multiple tops, or custom induction systems. Each runner has a large radius where it meets the plenum, and optimized taper & cross sectional area to perform in a wide variety of engine configurations. The optional injector bosses on the intake