AFR BBC 325cc Rectangle Cylinder Heads CNC Ported Chevy Big Block 540 2101-1. This product data sheet is originally written in English. AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 325cc BBC Rectangle Cylinder Heads. AFR's 325cc heads feature partially CNC ported intake and exhaust, fully CNC chambers, A356 aluminum castings and high quality components throughout. Recommended for more aggressive street, or street/strip builds with displacements up to 540 cubic inches, operating up to 6800 RPM. Included 100% CNC chambers for increased air flow (see chart). Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 2101-1. There are…

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 325cc BBC Rectangle Cylinder Heads. AFR's 325cc heads feature partially CNC ported intake and exhaust, fully cnc chamber, A356 aluminum castings and high quality components throughout. Recommended for more aggressive street, or street/strip builds with displacements up to 540 cubic inches, operating up to 6800 RPM. Included 100% CNC chambers for increased air flow (see chart). Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 2101-1. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many…