For applications that need reliable intake airflow and clean engine-bay fitment, this intake manifold combines durable construction with application-focused runner and plenum design.

Airflow & Performance Design
The intake runner and plenum design help support balanced airflow delivery between cylinders while maintaining stable throttle response and dependable street-driven performance.

Construction & Engine-Bay Fitment
The manifold construction to support long-term durability, heat management, and a clean installed appearance in demanding engine-bay environments.

Installation Considerations
Proper installation requires confirming cylinder head compatibility, intake gasket alignment, carburetor or throttle-body configuration, distributor clearance, and hood clearance before final assembly.

System Matching
Verify fuel system compatibility, throttle linkage setup, vacuum routing, sensor provisions, and accessory clearance before installation. This intake manifold is intended for properly matched engine combinations.

COMPATIBLE WITH:
CHEVROLET BIG BLOCK V8 GEN. II (MARK IV)
• 6.5 L / 396 in3
• 6.6 L / 402 in3
• 7.0 L / 427 in3
• 7.4 L / 454 in3

CHEVROLET BIG BLOCK V8 GEN. V
• 7.4 L / 454 in3

CHEVROLET BIG BLOCK V8 GEN. VI
• 7.4 L / 454 in3

COMMON VEHICLE APPLICATIONS:
Street performance applications
Restoration projects
Custom engine builds

SPECIFICATIONS:
Basic Operating RPM Range: 1,500-6,500 RPM
Carburetor Flange Style: 4150 Square Bore
Carburetor Quantity: 1
Center Maximum Height: 5.220 in.
CNC Ported: No
Color: Black
Deck Height: Standard
EGR: No
Front Maximum Height: 4.450 in.
Fuel System Type: Carbureted
Gasket Or Seal Included: No
Grade Type: Performance
Intake Port Shape: Oval
Material: Aluminum
Rear Maximum Height: 6.000 in.
Single Or Dual Plane Type: Dual Plane