AFR BBC Aluminum Heads 345cc/117cc Magnum Comp Assembled

AFR BBC aluminum heads 345cc magnum comp assembled heads with 2.300 intake/ 1.880 exhaust valves and 117cc chamber for more radical street/strip, “Pro Street”, or racing builds with displacements up to 572 cubic inches, operating up to 7000 RPM. Big Block Chevy Cylinder Head Magnum Comp Assembled 2.300 / 1.880 in Valves 345 cc Intake 117 cc Chamber 1.625 in Springs Aluminum 24 Degree Valve Angle  Pair 345cc BBC Partial CNC Chamber Flow Chart   .200 .300 .400 .500 .600 .700 Int 149 221 280 322 360 382 Exh 129 184 222 251 259 264