New 2111 Intake Manifold for Chevy SBC 3.8L 4.3L Dual Plane Square Bore Flange

Intake Manifold for Chevy SBC 3.8L 4.3L Dual Plane Square Bore Flange

This dual plane intake manifold is designed for Chevy SBC 3.8L and 4.3L engines with a square bore flange, delivering balanced air and fuel distribution across the rpm range.

Overview

This intake manifold is a dual plane unit built for Chevy SBC 3.8L and 4.3L engines running a square bore carburetor flange. The dual plane design separates runners to support strong low and mid range torque while keeping throttle response crisp. It suits builders and mechanics refreshing a street or work engine who want a dependable intake manifold for Chevy SBC applications.

Built For Performance

• Dual plane runner layout supports strong low and mid range torque
• Square bore flange accepts common square bore carburetor footprints
• Cast construction for stable sealing under heat and vibration
• Port layout matched to Chevy SBC 3.8L and 4.3L head patterns
• Balanced runner distribution for even cylinder fill

Fits These Machines

• for Chevy SBC 3.8L engines
• for Chevy SBC 4.3L engines

On-The-Job Use

• Street and weekend engine builds
• Work truck and utility vehicle refreshes
• Carbureted intake replacement jobs
• Shop and garage engine assembly

Specs At A Glance

Good To Know

Q: Does this manifold work with any square bore carburetor? A: It is built around the square bore flange pattern, so confirm your carburetor base matches that footprint before ordering. Check hood clearance as well.

Q: Will this fit my specific Chevy SBC engine? A: Fitment depends on displacement, head port pattern, and engine configuration. Verify your engine code and intake bolt pattern against the listing before purchase.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.