A stock or mismatched intake manifold restricts the exact ports a 23-degree head was designed to feed, leaving flow potential on the table no matter how well the heads breathe. This manifold is contoured specifically for the 23-degree port layout, with a plenum shaped to carry consistent carburetor signal to every cylinder.

Brodix BM1005 Aluminum Intake Manifold Features:

• Fits small block Chevy 23 degree cylinder heads
• 5.750 in. manifold height
• 4150-style carburetor flange
• Contoured plenum for consistent carburetor signal
• Satin aluminum finish
• Sold individually