Description
Intake Manifold Adapter Plate. The Holley EFI Intake Manifold Adapter Plate enables the installation of larger port Gen III Hemi Hi-Ram intake manifolds onto early 2003–2008 5.7L Gen III Hemi engines with smaller intake ports. This adaptation enhances compatibility while maintaining proper sealing and performance on early small intake port engine configurations, intended for use on uncontrolled vehicles only.
Construction and Appearance. Crafted from billet aluminum, this adapter plate offers durable, lightweight construction with a natural finish that complements engine bay aesthetics. The design ensures precision fitment and longevity under high-performance conditions.
Installation. Installation is straightforward with all necessary hardware and gaskets included, eliminating the need for drilling or modifications. It provides a seamless upgrade path for compatible engines and manifolds.
Warranty. The adapter plate comes with a manufacturer’s limited 90-day warranty.
Application. Designed for early Gen III Hemi engines from approximately 2003 to 2008 with small intake ports. Compatible with various Chrysler, Dodge, Jeep, and RAM 1500 models equipped with the 5.7L Gen III Hemi engine requiring small port manifold adaptation.
Holley EFI 300-652
CA Residents: WARNING: Cancer and Reproductive Harm
- Allows Use of Gen III Hemi Hi-Ram Intake Manifolds on Early Small Intake Port Engines
- Billet Aluminum Construction with Natural Finish
- Includes Hardware and Gaskets for Installation
- 0.945″ Thickness for Proper Fitment
- Compatible with Early 2003–2008 5.7L Gen III Hemi Engines
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