Description
High Performance Intake. The Holley GM LS3/L92 Single Plane EFI Intake Manifold is engineered to improve airflow for GM LS Gen III engines with LS3/L92 rectangular port cylinder heads. This design enhances torque and power delivery across a broad RPM range of 2500 to 7000, providing improved engine performance for enthusiasts.
Construction and Appearance. Crafted from cast aluminum, this intake manifold offers a lightweight yet durable build. Its efficient casting design includes consistent wall thicknesses to ensure quality and reliability. The natural finish provides excellent heat dissipation and a high-performance look.
Installation. Installation is straightforward and includes mounting bolts, washers, and O-ring cylinder head mounting flange gaskets to provide an OEM-style seal. No drilling is required. Note that this manifold is incompatible with factory fuel rails and requires a specific fuel rail kit for proper installation.
Warranty. This product comes with a manufacturer’s limited 90-day warranty.
Application. Designed to fit 07-08 6.2L Yukon models without significant hood modifications or special adaptations.
Holley 300-136
CA Residents: WARNING: Cancer and Reproductive Harm
- Single Plane EFI LS Intake Manifold
- Fits All GM LS Gen III Engines Equipped With LS3/L92 Style Rectangular Port Cylinder Heads
- Height (Front) – 5.417″ To The Lifter Valley Cover Flange At The Engine Block Front Flange And Bellhousing Flange
- Optimized Runner Layout And Constant Cross Sectional Area – Broad Torque Curve, Best Vehicle Performance From 2500-7000 RPM
- Incompatible With Factory Fuel Rails; Requires Use Of Fuel Rail Kit 534-218
- Minimum Carb Flange Height – Allows Fitment In Vehicles With Minimal Hood Modifications
- 4150 Square Bore Flange
- Efficient Casting Design – Lightweight, Consistent Wall Thicknesses, Improved Casting Quality
- Weight – 11.5 Lbs
- Port Size – 2.50″ Height X 1.15″ Wide
- 2500-7000 RPM Power Band
- Cast Aluminum Construction – Suitable For Centrifugal Blower, Turbocharged, Or NOS Mild Power Adder Applications
- Includes Viton® O-Ring Intake To Cylinder Head Gaskets
- Throttle Body Bore Diameter – 3.6 Inches
- Vacuum Ports Included
- Recommended For Forced Induction
- Fits 07-08 6.2L Yukon
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