Description
High-Performance Intake Manifold. The Holley GM LS3/L92 Single Plane EFI Split-Design Race Intake Manifold in black is engineered to optimize airflow for GM LS Gen III and IV engines equipped with LS3/L92 cylinder heads. Its design supports high RPM operation and improved engine response, making it ideal for racing and forced induction applications. This manifold enhances power output by providing a single plane layout with an efficient plenum design.
Construction and Appearance. Constructed from cast aluminum, this intake manifold offers a durable yet lightweight build. The black finish delivers a sleek race-inspired look along with corrosion resistance. The split design allows easy disassembly for direct access to internal plenum and port surfaces, with captured O-ring seals ensuring enhanced sealing reliability.
Installation. Installation is straightforward and designed for direct bolt-on to compatible LS3/L92 cylinder heads without the need for drilling. The split design simplifies adjustments and machining during assembly.
Warranty. This intake manifold includes a manufacturer’s limited 90-day warranty. Application. It fits 2010-2015 Camaro SS models, matching their LS3 engine configurations for optimal performance and compatibility.
Holley 300-290BK
CA Residents: WARNING: Cancer and Reproductive Harm
- EFI Single Plane Split-Design Race Intake Manifold
- Fits All GM LS Gen III Or IV Engines Equipped With LS3/L92 Cylinder Heads
- As-Cast Runner Cross-Sectional Area: 4.5 In² At The Runner Entry, Tapered To 3.2 In² At The Flange Exit
- Port Size: 2.59″ Height X 1.28″ Width
- Throttle Body Flange: Standard 4150 For Up To 1-3/4″ Diameter Throttle Bores
- Split Design Allows Disassembly For Direct Access To Internal Plenum And Port Surfaces
- Vacuum Port Options Include (2) 1/8″, (1) 1/4″, (1) 3/8″ NPT Ports At The Carb Flange
- Lighter Than Comparable Split Race Intakes
- Maximum Performance Race Design With Hood Clearance Consideration
- Captured O-Ring Seals At Head Ports And Manifold Split
- Basic Operating RPM Range: 3500-8000 RPM
- Barrels: 4
- Carburetor Flange: Square/4150
- Carburetor Quantity: 1
- Construction: Cast Aluminum
- Cylinder Head Port Shape: Rectangle
- Deck Height: 9.24 Inches
- EGR Port: No
- Emission Code: 3 (Not Legal For Emissions Controlled Vehicles)
- Engine Compatibility: GM LS3/L92 V8
- Fuel System Type: EFI
- Front And Rear Maximum Height: 7.32 Inches
- Recommended Use: Forced Induction
- Single Plane Design
- Throttle Body Bore Diameter: 3.6 Inches
- Vacuum Ports Included
- Warranty: Manufacturer’s Limited 90 Day Warranty
- Fits 10-15 Camaro SS






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