Holley Single-Plane Race Square Bore Single Plane Intake Manifold - Black Ceramic - LS1 / LS2 / LS6 - GM LS-Series 4704323-20- XL 3-1/2 in Diameter 90 Degree

3-1/2 in Diameter 90 Degree Elbow / 36 in Collector Extension

Linear String Travel Sensor

Includes an aggressive detergent package that reduces oxidation

Features Removable Pin

Includes3/8-16 And 3/8-24 Polished Lock Nuts

Holley Single-Plane Race Square Bore Single Plane Intake Manifold - Black Ceramic - LS1 / LS2 / LS6 - GM LS-Series 4704323-20- XL 3-1/2 in Diameter 90 DegreeEngine Intake Manifold Lighter than other split race intakes Split feature making porting efforts easy! 33 to 50% the price of other split race intakes Captured O ring seals at head ports and split Vacuum Port options include (2) 1 8, (1) 1 4, and (1) 3 8, NPT ports at the carb flange Billet Fuel Rails and rail mounting hardware included. Product Description: Intake Manifold Single Plane Race Square Bore Single Plane Aluminum Black Ceramic LS1 LS2 LS6