5.0 · 1 review
SKU: 300-653BK

Gen III Hemi Hi-Ram EFI Manifold Base

$1,025.00
FREE delivery
Description

ABOUT THIS PRODUCT

The Holley Hi-Ram intake manifold is for high-performance applications where induction system height is not limited. Using this Hi-Ram intake with high flowing Gen III Hemi cylinder heads has outstanding potential for naturally aspirated & forced induction applications. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sand rails, pulling trucks, track, street-rod applications and more.

Product Features:
  • Add Even More Power to the Gen III Hemi Engine with a Holley Hi-Ram Intake Manifold
  • Fits Gen III Hemi Engines w/ Large Intake Ports (1.70" Height x 1.88" Wide) - fits 2009-up 5.7L, 2005-2010 6.1L, 2011-up 6.4L)
  • Cast Aluminum Construction w/ Natural Satin or Black Finish
  • Runner Length and the Tapered Cross Section Designed to Perform Well for a Wide Range of Engine Configurations
  • Includes EFI Fuel Rails w/ -8 AN O-Ring Fittings & Large Passages to Accommodate High Fuel Flow and Dampen Pressure Pulsations in the Fuel System
  • Works with Gen III Hemi Injectors & Bosch EV-1 Style Injectors
  • O-Ring Seal to Head - Large Retained O-rings Offer Superior Original Equipment (OE) Style Sealing & Are Easy to Replace
  • Billet Oil Fill Cap - Attractive Low Profile Design
  • Positive Crankcase Ventilation (PVC) Ports w/ Adapter Fittings
  • Overall Height: 11.59"
  • Port for OE Style Manifold Absolute Pressure (MAP) Sensor (1 or 2 Bar)
  • Cast-In Pads for Adding Nitrous Nozzles
  • Manifold Base - Available Separately for Custom Induction Systems
Specifications
Brand
Holley EFI (770)
SKU
300-653BK
Product type
Automotive
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Shipping Information

Free shipping on all orders. Most items ship next business day after your order is placed.

Returns Policy

Returns are accepted when the product is in its original, unopened container. Contact us if you have questions about your order.

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Customer Reviews

5.0

Based on 1 review

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Emma S. Verified Buyer
12/14/2025

Exactly what I needed

Easy to order and arrived quickly. Product matched the listing and works great.

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