HOL-300-294 Holley Single Plane EFI 4500 Split-Design Race Intake Manifold- GM LS1/LS2/LS6

HOL-300-294 Single Plane EFI 4500 Split-Design Race Intake Manifold- GM LS1/LS2/LS6

Split-Design Race Intake Manifold- GM LS1/LS2/LS6 Cast Finish with Fuel Rails

Features

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

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.

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