Description
High-Performance Intake Manifold Base. The Holley EFI Gen III HEMI Hi-Ram Intake Manifold Base in Black is engineered to enhance engine performance by providing optimized airflow for Gen III HEMI engines. It supports naturally aspirated, forced induction, and nitrous setups, making it an essential component for enthusiasts seeking to maximize power and efficiency in their engine build.
Construction and Appearance. Crafted from durable cast aluminum, this manifold base features a robust black satin finish that balances strength and lightweight properties while ensuring resistance to environmental wear.
Installation. Installation is straightforward and typically requires no modifications or drilling, making it accessible for both professional and experienced home mechanics.
Warranty. This product includes a manufacturer’s limited 90-day warranty.
Application. Designed to fit 2009-Up 5.7L, 2005-2010 6.1L, and 2011-Up 6.4L Gen III HEMI engines, this manifold base seamlessly delivers enhanced intake capabilities for a variety of high-performance applications.
Holley EFI 300-653BK
CA Residents: WARNING: Cancer and Reproductive Harm
- Gen III Hemi EFI Manifold Base with Black Finish
- Fits 2009-Up 5.7L, 2005-2010 6.1L, and 2011-Up 6.4L Engines
- EFI Fuel Rails Machined for -8AN O-Ring Fittings
- Passages Designed to Accommodate High Fuel Flow and Dampen Pressure Pulsations
- Suitable for Naturally Aspirated, Forced Induction, or Nitrous Engines in the 5.7 to 7.2+ Liter Range
- Max Power at 7500-8500 RPM
- Designed for High-Performance Applications with No Induction System Height Limitations
- Outstanding Potential with High Flowing Gen III Hemi Cylinder Heads
- Modular Configuration to Accept Wide Range of EFI Tops for Custom Induction Systems
- Runner Length and Tapered Cross-Section Optimized for Various Engine Configurations
- Positive Crankcase Ventilation (PCV) Ports with Adapter Fittings
- Large Intake Ports Measuring 1.70” Height by 1.88” Width
- Port for OE Style Manifold Absolute Pressure Sensor
- Cast Aluminum Construction
- Works with Gen III Hemi Injectors and Bosch EV-1 Style Injectors
- Billet Oil Fill Cap with Low Profile Design
- Includes EFI Fuel Rails with -8 AN O-Ring Fittings
- Cast-In Pads for Adding Nitrous Nozzles
- Overall Height of 11.59 Inches
- O-Ring Seal to Head with Large Retained O-Rings for Superior OE Style Sealing
- Basic Operating RPM Range of 1500-7000 RPM
- Manufacturer’s Limited 90-Day Warranty
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