AFR BBC Rectangular Port Aluminum Cylinder Heads – 325cc CNC-Ported & Fully Assembled

Description

AFR bbc aluminum assembled magnum comp cylinder heads with 2.300 intake/ 1.880 exhaust valves. Recommended for more aggressive street, or street/strip builds with displacements up to 540 cubic inches, operating up to 6800 RPM.

• Big Block Chevy Cylinder Head
• Magnum Comp
• Assembled
• 2.300 / 1.880 in Valves
• 325 cc Intake 
• 121 cc Chamber
• 1.625 in Springs
• 24 Degree Valve Angle
• Aluminum
• P/N 2101-1
• Pair

Test conducted at 28″ of water (pressure) on Superflow 600
Bore Size: 4.310″, intake 3/4″ radius plate exhaust, 2 1/8″ curved pipe

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