Holley Releases GM LS3/L92 Single Plane Split Intake Manifold

New from Holley – the Single Plane Split Intake Manifold For GM LS3/L92. This manifold was designed for maximum performance in racing engine applications. See more details below.

Official Release:

Holley has expanded their line-up of race oriented split-design intake manifolds by releasing two new LS3/L92 versions! A carbureted 4150 flange version gives consumers the ability to go old school and provide an option for a high-winding performance intake that doesn’t break the bank! Meanwhile, the EFI version also includes fuel rails, mounting hardware and 4150 mounting pattern allowing racers to use a variety of throttle body and intake elbow combinations.

4150 Carbureted Versions (Black/Natural Finishes Available)

The new Holley Single-Plane Race intake manifold were designed with performance in mind. They feature a race bred, two piece split feature that was previously only found on the most expensive race intakes. The manifold fits GM LS Gen III engines with LS3/L92 heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI.

Features:

  • Captured O-ring seals at head ports and the split.
  • Vacuum port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange.
  • 33 to 50% the price of other split race intakes!

4150 Pattern EFI Versions (Black/Natural Finishes Available)

The LS Race single-plane intake manifold was designed for racing engine applications, 5.3 to 6.2+ liter displacement and high-winding performance! This single-plane design provides optimal performance across the RPM spectrum while providing maximum engine speeds up to 7000 rpm, depending on the engine combination.

Features:

  • Maximum performance race design with hood clearance consideration.
  • Lighter than other split race intakes.
  • Billet fuel rails and rail mounting hardware included.

Article Sources

About the author

Chris McWilliams

Chris McWilliams grew up watching his dad race go-karts around his Southern Indiana home and started racing junior dragsters when he was 10 years old. Chris drove a UMP Mini Stock for two seasons until he totaled his racecar in an accident at Western Kentucky Speedway. He is currently a college student at Oakland City University working on a degree to pay the bills for his dirt racing addiction.
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