Hi-Ram - Plenum Top Only - 2 x 4150

Part Number: 300-207BK

Fits Holley Hi-Ram Manifolds - Holley has launched new black ceramic-coated plenum tops to match our Hi-Ram manifold bases! They are available in the dual 4150 throttle body pattern or in a full blank top so that you can design your system. The plenum tops are constructed of cast aluminum. *This semi-gloss ceramic coating matches 300-113BK, 300-226BK, 300-229BK, and 300-243BK base part numbers.

Features and Benefits

• 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.