Chevy Big Block Carbureted Dual Plane Aluminum Intake Manifold - Polished
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.
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
NOTES:
Compatible with 1965-2000 standard duty Chevy big blocks with oval intake ports.
Manifold is stock replacement and street legal with non-EGR 396, 402, 427, and 454 engines with factory style carb in 1965-1972 (and 1973 non-CA) passenger cars and 1966-1983 trucks.
Will not fit under Corvette hoods without modifications.
COMMON VEHICLE APPLICATIONS:
Street performance applications
Restoration projects
Custom engine builds
SPECIFICATIONS:
Basic Operating RPM Range: Idle-5,500 RPM
Carburetor Flange Style: Spread Bore (4150 Square Bore with Included Adapter)
Carburetor Quantity: 1
Center Maximum Height: 4.850 in.
CNC Ported: No
Color: Satin
Deck Height: Standard
EGR: No
EGR Block-off Included: Yes
Front Maximum Height: 4.300 in.
Fuel System Type: Carbureted
Gasket Or Seal Included: No
Grade Type: Performance
Intake Port Shape: Oval
Material: Aluminum
Rear Maximum Height: 5.400 in.
Single Or Dual Plane Type: Dual Plane
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
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.
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
NOTES:
Compatible with 1965-2000 standard duty Chevy big blocks with oval intake ports.
Manifold is stock replacement and street legal with non-EGR 396, 402, 427, and 454 engines with factory style carb in 1965-1972 (and 1973 non-CA) passenger cars and 1966-1983 trucks.
Will not fit under Corvette hoods without modifications.
COMMON VEHICLE APPLICATIONS:
Street performance applications
Restoration projects
Custom engine builds
SPECIFICATIONS:
Basic Operating RPM Range: Idle-5,500 RPM
Carburetor Flange Style: Spread Bore (4150 Square Bore with Included Adapter)
Carburetor Quantity: 1
Center Maximum Height: 4.850 in.
CNC Ported: No
Color: Satin
Deck Height: Standard
EGR: No
EGR Block-off Included: Yes
Front Maximum Height: 4.300 in.
Fuel System Type: Carbureted
Gasket Or Seal Included: No
Grade Type: Performance
Intake Port Shape: Oval
Material: Aluminum
Rear Maximum Height: 5.400 in.
Single Or Dual Plane Type: Dual Plane
