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Holley GM LS3/L92 Modular EFI Hi-Ram Intake Manifold with 105mm LS Throttle Body Mount (07-08 6.2L Yukon)Find parts that fit my vehicle

Item GY2959
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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Cast Aluminum Construction
      • Runner Length and Tapered Cross-Section Designed for Optimal Performance Across a Wide Range of Engine Configurations
      • Modular Base Designed to Accept Various Carbureted and EFI Tops, Suitable for Custom Induction Systems
      • Intended for Use on Naturally Aspirated or Forced Induction Engines in the 6.0 to 7.0+ Liter Range with Maximum Power at 7000-8000+ RPM
      • EFI Fuel Rails Machined for -8AN O-Ring Fittings, Accommodating High Fuel Flows and Dampening Pressure Pulsations; Included with EFI Hi-Ram Kits
      • Plenum Top Gasket Type: 3/32” Round O-Ring Cord
      • Port Size: 2.49” Height by 1.21” Width
      • Mounting Flange Gasket Type: Standard LS3 Molded O-Ring
      • Throttle Body Flange Location (with 92/102mm EFI Plenum Top): 8.42” Height from Engine Block Lifter Valley Cover Flange, 3.84” Forward from Engine Block Front Flange, 25 Degrees Down Angle from Vertical
      • Manifold Includes Provisions for One 3/8 NPT and Two 1/8 NPT Fittings
      • Runner Length: 6.50 Inches; Runner Cross-Sectional Area Tapers from 4.25 in² to 2.77 in²
      • Base Plenum Top Mounting Flange Height: 8.42 Inches to Lifter Valley Cover Flange
      • Total Height with 92/105mm EFI Plenum Top: 12.32 Inches to the Lifter Valley Cover Flange
      • Includes Vacuum Ports
      • Fuel Rails Included; Fuel Injectors Not Included
      • Recommended for Forced Induction Use
      • Single Plane Manifold Type with Removable Top/Lid
      • Fits 2007-2008 6.2L Yukon Models

      Description

      Performance Intake Solution. The Holley GM LS3/L92 Modular EFI Hi-Ram Intake Manifold with 105mm LS Throttle Body Mount is engineered to enhance airflow and improve engine efficiency for high-performance LS engines. Its versatile design fits both naturally aspirated and forced induction setups in engines ranging from 6.0 to over 7.0 liters, delivering peak power between 7000 and 8000+ RPM. This intake serves as a foundational component for custom induction systems, optimized for both race and street applications.

      Construction and Appearance. Manufactured from durable cast aluminum with a natural finish, it combines ruggedness with functionality. The runner length and tapered cross-section optimize airflow dynamics, while the modular base supports various carbureted and EFI tops. The plenum top and mounting gaskets ensure a secure seal, and the precision-machined throttle body flange is angled to provide optimal fit and alignment on LS engines.

      Installation. Installation requires moderate mechanical skills, with no need for drilling or modifications to the engine block. The modular design allows direct bolt-up compatibility with GM LS3/L92 cylinder heads, suitable for professional or experienced enthusiasts.

      Warranty. Backed by a limited 90-day manufacturer’s warranty covering defects in materials and workmanship.

      Application. Specifically designed to fit 2007-2008 6.2L Yukon models, ensuring compatibility with OEM specifications without modification.

      Holley 300-117

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 30 Minutes

      Difficulty Level:

      Simple installation for anyone.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Intake Manifold
      • (1) Throttle Body Gasket
      • (4) Mounting Bolts
      • (1) Instruction Sheet

      Tech Specs

      4.9

      Reviews of Holley Intake Products (8)

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Yukon