Holley Single Plane 4500 Carbureted Split-Design Race Intake Manifold - GM LS1/LS2/LS6 - 300-295

Holley Single Plane 4500 Carbureted Split-Design Race Intake Manifold - GM LS1/LS2/LS6 - 300-295

$449.95
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Holley Single Plane 4500 Carbureted Split-Design Race Intake Manifold - GM LS1/LS2/LS6 - 300-295

Holley Single Plane 4500 Carbureted Split-Design Race Intake Manifold - GM LS1/LS2/LS6 - 300-295

$449.95
The new Holley Single-Plane Race intake manifold is designed with maximum performance in mind. Featured is a two-piece split design that provides access for all levels of porting and modification. With shoulder bolt locators and O-ring seal, disassembly & reassembly is simple and precise. The LS Race single-plane intake manifold is designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacements, N/A or with power adders. The large volume 4500 plenum and optimized runners provide airflow potential for Hi-RPM engines with max power at 7500-8000+ RPM. The manifold with AN-8 fuel rails fits GM LS Gen III engines with cathedral port heads and has a 4500 Dominator style carb flange for carburetors, EFI throttle bodies, or EFI throttle body elbows, and is configured with a LS MAP sensor port along with other NPT plenum vacuum or air-temp sensor ports.

Features:

  • Lighter than other split race intakes
  • Split feature making porting efforts easy!
  • Maximum performance 4500 Dominator flange race design with hood clearance consideration
  • Two versions available: EFI type - Billet Fuel Rails and rail mounting hardware included, or Carbureted / Sniper EFI 4500 TBI style
  • Vacuum Port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange
  • Captured O-ring seals at head ports and plenum split
  • 33 to 50% the price of other split race intakes

Product Specifications:

  • Product Details: Fits GM LS1/LS2/LS6 - Carbureted with Cast Finish
  • Barrels: 4
  • Basic Operating RPM Range: 2500-7500 RPM
  • Carburetor Flange: Dominator/4500
  • Carburetor Quantity: 1
  • Carburetor Studs Included: No
  • CNC Ported: No
  • Color: Natural
  • Construction: Cast
  • Cylinder Head Port Shape: Cathedral
  • Deck Height: 9.24 IN
  • EGR Port: No
  • Engine: GM LS1/LS2/LS6
  • Flange Style: 4500
  • Front Maximum Height: 7.32 IN
  • Fuel Injectors Included: No
  • Fuel Rail(s) Included: No
  • Fuel System Type: Carbureted
  • Gasket Or Seal Included: No
  • Grade Type: Performance
  • Intake Port Gasket(s) Included: No
  • Manifold Type: Split Single Plane
  • Material: Aluminum
  • Nitrous Bung(s) Included: No
  • Part Type: Engine Intake Manifold
  • Plenum Finish: Natural
  • Product Type: Intake Manifold
  • Rear Maximum Height: 7.32 IN
  • Removable Runners: No
  • Removable Top/Lid: No
  • Single Or Dual Plane Type: Single Plane
  • Throttle Body Bore Diameter: 5
  • Throttle Body Gasket Included: No
  • Throttle Body Included: No
  • Vacuum Ports: Yes

Installation Notes:

Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal. Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219. NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors.

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