Description
Precision Fuel Delivery. The Holley EFI Gen III HEMI Hi-Ram Intake Manifold Base in Black provides a robust foundation for enhanced fuel management and intake efficiency. Designed for naturally aspirated and forced induction engines, it enables higher power outputs in demanding high-performance applications. This manifold base serves as a versatile platform for engine builders seeking optimized airflow and fuel delivery on Gen III HEMI engines.
Construction and Appearance. Crafted from cast aluminum, this manifold base offers durability and lightweight strength. It is finished in a sleek black coating, providing a professional and aggressive aesthetic suitable for race or street setups. The design incorporates large intake ports and precision-machined features to ensure reliable performance and easy integration with aftermarket EFI components.
Installation. Installation requires standard mechanical skills with no need for drilling or major modifications. The modular design facilitates straightforward mounting and compatibility with multiple EFI tops, making it suitable for custom engine builds.
Warranty. This product includes a manufacturer’s limited 90-day warranty.
Application. Engineered specifically to fit 2009 and newer 5.7L, 2005-2010 6.1L, and 2011 and newer 6.4L Gen III HEMI engines, ensuring precise compatibility and optimized performance for these vehicles.
Holley EFI 300-653BK
CA Residents: WARNING: Cancer and Reproductive Harm
- Gen III Hemi EFI Manifold Base – Black Finish
- Fits 2009-up 5.7L, 2005-2010 6.1L, and 2011-up 6.4L Gen III HEMI 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 From 5.7 To Over 7.2 Liters
- Max Power Focused At 7500-8500 RPM Operating Range
- Designed For High-Performance Applications Without Induction System Height Limitations
- Modular Base Configuration To Accept A Wide Range Of EFI Tops
- Runner Length And Tapered Cross-Section Optimize Performance Across Engine Configurations
- Positive Crankcase Ventilation (PCV) Ports With Adapter Fittings
- Large Intake Ports Measuring 1.70” Height x 1.88” Width
- Provision For OE Style Manifold Absolute Pressure (MAP) Sensor (1 Or 2 Bar)
- Cast Aluminum Construction With Satin Or Black Finish Options
- Compatible With Gen III Hemi Injectors And Bosch EV-1 Style Injectors
- Billet Oil Fill Cap Featuring Attractive 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 And Easy Replacement
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