Chevy Small Block Carbureted Dual Plane Air Gap Aluminum Intake Manifold - Satin

Upgrade your Small Block Chevy with the Top Street Performance Satin Aluminum Dual Plane Air Gap Intake Manifold. Designed for carbureted Chevy Small Block V8 engines, this SBC air gap intake manifold delivers cooler air charge temperatures, improved airflow efficiency, and stronger throttle response for street performance, street/strip, muscle car, and restoration applications.

The advanced air-gap design features an open area beneath the plenum that helps isolate the intake runners from engine heat. By reducing heat transfer into the manifold, the incoming air/fuel mixture remains cooler, helping improve combustion efficiency, increase torque, and support stronger power throughout the RPM range. This makes it an excellent upgrade for enthusiasts searching for a Chevy 350 intake manifold, SBC 350 air gap intake, Chevy 400 intake manifold, or small block Chevy performance intake.

Designed to perform from 1,500 to 6,500 RPM, this SBC dual plane air gap intake manifold combines excellent street manners with impressive mid-range and upper-RPM performance. The dual-plane design delivers responsive throttle input and strong drivability while producing power and torque comparable to many single-plane manifolds. The lightweight satin aluminum construction also helps reduce weight and provides a clean, high-performance appearance.

Whether you're building a carbureted street machine, restoring a classic muscle car, upgrading a weekend cruiser, or assembling a street/strip Small Block Chevy, this aluminum SBC intake manifold provides the airflow, cooling advantages, and performance potential needed for a more responsive driving experience.

Air Gap Intake Manifold Technology
The Top Street Performance SBC Air Gap Intake Manifold utilizes an open plenum design that helps separate the intake runners from engine heat. This air-gap configuration reduces heat transfer into the manifold, helping maintain cooler air charge temperatures for improved combustion efficiency and increased performance potential. The result is a more efficient intake system for carbureted Chevy Small Block V8 engines.

Performance Benefits
Designed for a 1,500-6,500 RPM operating range, this Chevy Small Block air gap intake manifold delivers strong mid-range torque, improved throttle response, and enhanced airflow efficiency. The dual-plane air-gap design combines the drivability and low-speed response expected from a dual-plane intake while producing power and torque levels comparable to many single-plane designs. The low-profile construction also helps provide excellent hood clearance in many applications.

COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
• 4.3L / 262 in³
• 4.3L / 265 in³
• 4.4L / 267 in³
• 4.6L / 283 in³
• 4.9L / 302 in³
• 5.0L / 305 in³
• 5.0L / 307 in³
• 5.4L / 327 in³
• 5.7L / 350 in³
• 6.6L / 400 in³

COMMON VEHICLE APPLICATIONS
• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet El Camino
• Chevrolet C10 Trucks
• Chevrolet Corvette (Small Block applications)

NOTES
• Designed for carbureted Chevy Small Block V8 engines
• Performs best from 1,500-6,500 RPM
• Features a square-bore carburetor flange
• Includes provisions for dual distributor hold-downs
• Includes four-corner water ports and nitrous bosses
• Verify carburetor, fuel system, linkage, and hood clearance before installation
• Intake gaskets and installation components sold separately unless otherwise specified

Not compatible with:
• Spread bore carburetors (without adapter)
• LT1, LS, or other non-SBC engine platforms

SPECIFICATIONS:
Basic Operating RPM Range: 1,500-6,500 RPM
Carburetor Flange Style: 4150 Square Bore
Carburetor Quantity: 1
Center Maximum Height: 4.720 in.
CNC Ported: No
Color: Satin
Deck Height: Standard
EGR: No
Front Maximum Height: 4.200 in.
Fuel System Type: Carbureted
Gasket Or Seal Included: No
Grade Type: Performance
Intake Port Shape: Rectangle
Material: Aluminum
Rear Maximum Height: 5.250 in.
Single Or Dual Plane Type: Dual Plane