SKU: 75359537589

Holley Hi-Ram Intake - GM LS3/L92 - 300-115

Sale price$562.48 Regular price$624.98
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Description

Holley Hi-Ram Intake - GM LS3/L92 - 300-115Overview: The Holley GM LS3 L92 Modular Hi Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet metal for high performance applications where induction system height is not limited. Coupling this Hi Ram intake with the high flowing LS3 L92 style cylinder heads has outstanding potential for N A and forced induction applications at a budget minded cost. Aggressive, bold, race bred styling will make bad intentions clear

Overview:

The Holley GM LS3/L92 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not limited. Coupling this Hi-Ram intake with the high flowing LS3/L92 style cylinder heads has outstanding potential for N/A and forced induction applications at a budget-minded cost. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sandrails, pulling trucks, track, street-rod applications and more!  The base is designed to be modular in configuration to accept a wide range of carbureted and EFI tops and to be attractive to builders and fabricators as the foundation for custom induction systems.  Runner length and the tapered cross-section designed to perform well for a wide range of engine configurations  EFI fuel rails are machined for -8AN O-ring fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits.  Cast aluminum construction.  Intended for use on N/A or forced induction engines in the 6.0 to 7.0+ liter range, max power at 7000-8000+RPM.

Features:

  • Height (Carbureted or EFI, 2x4V Top Mount & Blank) – 11.08” to the lifter valley cover flange on engine block.
  • Base Plenum Top Mounting Flange Height – 8.42” to the lifter valley cover flange on engine block.
  • Port Size – 2.49” Height x 1.21” Wide
  • Mounting Flange Gasket Type – Standard LS3 Molded O-Ring
  • Plenum Top Gasket Type – 3/32” Round O-ring Cord
  • Runner Length – 6.50”, As-Cast Runner Cross-Sectional Area – Tapered 4.25 in² to 2.77 in²

 

Application:

Year Make Model Submodel Engine Size
Universal

 

Specs:

Brand Holley EFI
Color Natural
Construction Cast
Emission Code 3
Engine GM LS3/L92
Finish Satin
Flange Style 4150 Square Bore
Front Height 11.08 inch
Fuel System Type EFI
Manifold Type Hi-Ram
Product Type Manifold
Rear Height 11.08 inch
RPM Power Band 7000-8000
Warranty Limited 90 Day
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 75359537589

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These shirts are nice and long, which I appreciate being over 6' tall. I am always reluctant to buy any shirts that are not tall size, but these are long enough to solve that problem. The fabric is soft and comfortable... a good price for good shirts.
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Comfortable
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Nice and soft material , not like a t-shirt.
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Really great shirt. Fits great
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Just wore one of mine and I really love it!
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Steven O. Evans, Ph.D.
Lexington, US
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DId not fit well at all.
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Natrona Heights, US
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No las volveré a comprar
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Son bonitas y las tallas están bien, pero algo calurosas y después de 2 lavadas empiezan a deteriorarse
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Reviewed in the United States on June 9, 2025

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