Description

Hi-Ram, Plenum Top Only, Blank FlangeHeight at Plenum Flange: 9.44â?A-B Height: 12.10â? (w/ Carb Style Top – 2 x 4150 or 2 x 4500) â?? See DrawingO-Ring Seals for Plenum TopModular Design w/ Removable TopThey 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.Fits Holley Hi-Ram Manifolds-Holley has launched new black ceramic coated plenum tops to match our Hi-Ram manifold bases!

Basic Operating RPM Range: N/A

Carburetor Flange: N/A

Carburetor Quantity: N/A

Carburetor Studs Included: N/A

CNC Ported: No

Color: Black

Construction: Cast

Cylinder Head Port Shape: N/A

Deck Height: N/A

EGR Port: No

Engine: Universal

Flange Style: N/A

Fuel Injectors Included: No

Fuel Rail(s) Included: No

Gasket Or Seal Included: Yes

Grade Type: Performance

Intake Port Gasket(s) Included: No

Manifold Type: Hi-Ram

Material: Aluminum

Nitrous Bung(s) Included: No

Plenum Finish: Black

Removable Runners: No

Removable Top/Lid: Yes

Single Or Dual Plane Type: Single Plane

Throttle Body Bore Diameter: N/A

Throttle Body Gasket Included: No

Throttle Body Included: No

Type of Component: Manifold Top

Vacuum Ports: No