Gen III Hemi EFI Manifold Base - Black Finish - Fits 2009-up 5.7L, 2005-2010 6.1L, and 2011-up 6.4L
Add even more power to your Gen III Hemi engine with a Holley Hi-Ram intake manifold. This cast intake manifold has large intake ports - fits 2009-up 5.7L, 2005-2010 6.1L & 2011-up 6.4L engines. 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, sandrails, pulling trucks, track, street-rod applications and more! The base is designed to be modular in configuration to accept a wide range of 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. The EFI fuel rails are machined for -8AN O-ring fittings with passages large enough to accommodate high fuel flow and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits. Intended for use on naturally aspirated, forced induction, or nitrous engines in the 5.7 to 7.2+ liter range, max power at 7500-8500 RPM.
  • Add Even More Power to the Gen III Hemi Engine with a Holley Hi-Ram Intake Manifold
  • 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
  • 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

Information:

Early 2003-2008 5.7L Engines Can Use 300-652 adapters to Match the Smaller Intake Ports on these Engines. The lid on this intake manifold is machined to fit an LS style throttle body since this allows the use a cable operated throttle body (at a reasonable cost). The 80mm Gen III Hemi Throttle Body (drive by wire) Can Be Used on This Intake - Use w/ 300-660 Adapter Plate. The 92mm Hellcat Gen III Hemi Throttle Body (drive by wire) Can Be Used on This Intake - Use w/ 300-661 Adapter Plate.

Application Summary:

Year Make/Model
2005-2020 Chrysler 300
2009 Chrysler Aspen
2008-2020 Dodge Challenger
2006-2020 Dodge Charger
2009 Dodge Durango
2011-2020 Dodge Durango
2006-2008 Dodge Magnum
2009-2010 Dodge Ram 1500
2009-2010 Dodge Ram 2500
2009 Dodge Ram 3500
2009-2010 Jeep Commander
2006-2020 Jeep Grand Cherokee
2011-2020 Ram 1500
2019-2020 Ram 1500 Classic
2011-2020 Ram 2500
2011-2020 Ram 3500
2011-2020 Ram 4000
Attributes
Basic Operating RPM Range 1500-7000
Brand Holley EFI, Holley EFI
California Proposition 65 No
Category Intake Manifolds, Air and Fuel Delivery
Category Filter Intake Manifolds
Clearance Category Air and Fuel Delivery, Intake Manifolds
Construction Cast
Country of Origin (Primary) CN
Discount Percentage 26-50%
Emission Code 3, 3, Off Road
Engine GEN 3 HEMI, GEN 3 HEMI
Engine Make/Size Chrysler 5.7L Hemi Gen III
Finish Black, Black
Flange Style EFI, EFI
Front Height 7.69 inch, 7.69 inch
Front Maximum Height 7.69 IN
Fuel System Type EFI, EFI
GTIN 00090127105078
Harmonized Tariff Code (Schedule B) 8409915085
Hazardous Material Code N
Injector Style Provision EV-1, Gen III Hemi
Life Cycle Status Code Available to Order
Manifold Type Hi-Ram, Hi-Ram
NAFTA Preference Criterion Code B
Number of Carbs None; For Fuel Injection
Plenum Finish Black, Black
Port Size 1.70" x 1.88", 1.70" x 1.88"
Position Lower
Product Type Intake Manifold Base, Intake Manifold Base
RPM Power Band 1500-7000, 1500-7000
RPM Range 1500-7000
Rear Height 7.69 inch, 7.69 inch
Rear Maximum Height 7.69 IN, 7.69 IN
Runner Length 6.65 inch, 6.65 inch
SDR Required Flag N
Sale Category Air and Fuel Delivery
Style EFI, EFI
Sub Category Cylinder Block Components
Type of Component Lower Manifold, Lower Manifold
Usage Racing
Vacuum Ports (2) 3/8" NPT & (1) 1/4" NPT, (2) 3/8" NPT & (1) 1/4" NPT
Warning California Proposition 65, California Proposition 65
Warranty Limited 90 Day, Manufacturer's Limited 90 Day Warranty
part type Engine Intake Manifold

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Holley EFI 300-653BK Holley EFI Hi-Ram Intake Manifold

Product Information

Vehicle Fitment