Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Features, Description, Q&A, Specs & Installation
Performance Intake Solution. The Holley LS Carbureted Dual Plane Intake Manifold improves airflow and distribution for LS Gen 3 engines, enhancing mid-range torque while preserving high-RPM power. It is ideal for carbureted or EFI setups on performance and muscle cars, delivering consistent power and tuning flexibility for enthusiasts and racers.
Construction and Appearance. Cast from durable aluminum, this intake manifold offers a strong yet lightweight design. It features a natural finish with a smooth plenum surface, providing both functional strength and a clean, professional appearance under the hood.
Installation. Designed for straightforward installation on GM LS1/LS2 style cathedral port cylinder heads with no drilling required. The manifold mounts directly using standard hardware, making installation easy for both experienced DIY mechanics and professionals.
Warranty. Includes a limited 90-day manufacturer’s warranty covering defects in materials and workmanship.
Application. Specifically engineered to fit 97-04 Corvette C5 and 05-07 6.0L Corvette C6 engines, precisely matching the LS1/LS2-style cathedral port cylinder heads in these models.
Holley 300-120
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
What's in the Box