Installation Time
(approx) 4 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Holley GM LT1 Hi-Ram Lower Intake Manifold with Port EFI Provisions and Fuel Rails (14-17 Corvette C7, Excluding Z06)Find parts that fit my vehicle
Item CV5210
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-12% $875.66 set Was $999.95
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Lt1 Hi-Ram, Lower Manifold Only W/Port Efi Provisions & Fuel Rails
- Order Plenum Top Separately
- Estimated Ship Date Coming Soon
- Price 972.95
- Free Shipping Lower 48 Us States
- Starting At 61/Mo Or 0% Apr With Affirm See If You Qualify
- Legal For Sale Or Use On Racing Use Only Vehicles
- Rear Of Plenum Machined For MAP & 3 Vacuum Ports
- Height At Plenum Flange 9.44�
- O-Ring Seals At Cylinder Heads & Plenum Top
- Port Size 2.06� High X 1.53� Wide
- Large Plenum Volume Of 549 Cubic Inches With 1 X 95Mm Or 1 X 105Mm Throttle Body Top
- Overall Height 13.34� With EFI Top � 95Mm Or 105Mm
- 3500-8000+ RPM Power Band
- Modular Design With Removable Top
- A-B Height 12.10� With Carb Style Top � 2 X 4150 Or 2 X 4500
- Easy Assembly With Top Mounted Screws On Plenum Top Except Front 2 Screws
- Runner Length Approx 6.5�
- Available With Or Without Injector Ports In The Runners
- Head Flange Has Clearance For Fuel Supply To High Pressure Pump
- Increased Runner Wall Thickness For Custom Porting At Plenum To Runner Entry On Each Runner
- Several Top Options 1 X 95Mm, 1 X 105Mm, 2 X 4150, 2 X 4500, Or Blank Flange For Custom Throttle Bodies
- Intakes With Injector Ports Include Fuel Rails With Dual Mounting 1.48� Or 2.56� O-Ring To O-Ring Injector Length
- Fuel Rails Are Anodized, Laser Etched, And Machined For 8AN O-Ring Fittings At Each End
- Fits 14-17 Corvette C7, Excluding Z06
Description
High-Performance Intake. The Holley GM LT1 Hi-Ram Lower Intake Manifold with Port EFI Provisions and Fuel Rails is designed to maximize airflow and fuel delivery on the GM direct-injected Gen V 6.2L LT1 engine. It enhances engine performance by providing large plenum volume and optimized runner design, suitable for a wide power band from 3500 to 8000+ RPM. This manifold supports advanced EFI tuning and performance upgrades with its modular design and injector provisions.
Construction and Appearance. Constructed from durable cast aluminum, this intake manifold features a natural finish and precise machining. Its design includes O-ring sealing surfaces to ensure airtight installation and anodized fuel rails with laser etching for durability and corrosion resistance. The manifold is engineered for robustness while allowing custom porting and modification at key runner sections.
Installation. Installation is straightforward with top-mounted screws for easy assembly and no drilling required. The modular design permits quick top removal, simplifying maintenance or customization.
Warranty. This product comes with a manufacturer�s limited 90-day warranty.
Application. Specifically designed to fit the 14-17 Corvette C7, excluding the Z06 model, ensuring compatibility with this chassis and engine configuration.
Holley 300-236
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Lower Intake Manifold
- (2) Fuel Rails
- Mounting Hardware
- Instructional Manual
4.9
Reviews of Holley Intake Products (8)
Questions & Answers
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Will It Fit My Corvette
- Grand Sport - 17
- Stingray - 14, 15, 16, 17
