Holley Hi-Ram Intake Plenum Top Only, 2 x 4150 300-207

Fits Holley Hi-Ram Manifolds. They are available in the dual 4150 throttle body pattern or in a full blank top so that you can design your our system. The plenum tops are constructed of cast aluminum.

• Modular Design w/ Removable Top
• A-B Height: 12.10€ (w/ Carb Style Top - 2 x 4150 or 2 x 4500) €“ See Drawing
• Height at Plenum Flange: 9.44€
• O-Ring Seals for Plenum Top

Bolts thread into lid downwards through the intake base.