Big Block Chevy

Air Flow Research

AFR 24° BBC Cylinder Head 385cc fully CNC ported, 121cc chambers, w/ valve Job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 305cc Partially CNC Ported, Blk. Anodized, 117cc chambers, w/valve job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 305cc Partially CNC Ported, Blk. Anodized, Inconel Exhaust Valves, Hyd. Roller Springs 117cc Chambers, Race Ready, Assembled: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 325cc Partially CNC Ported, Blk. Anodized, 117cc chambers, w/ valve job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 325cc Partially CNC Ported, Blk. Anodized, Inconel Exhaust Valves, Hyd. Roller Springs 117cc Chambers, Race Ready, Assembled: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 345cc Partially CNC Ported, Blk. Anodized, 117cc chambers, w/ valve job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 345cc Partially CNC Ported, Blk. Anodized, Inconel Exhaust Valves, Hyd. Roller Springs, 117cc chambers, Race Ready, Assembled: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 357cc fully CNC ported, Blk. Anodized, 121cc chambers, w/ valve job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 357cc fully CNC ported, Blk. Anodized, Inconel Exhaust Valves, Hyd. Roller Springs , 121cc Chambers, Competition Package, Assembled: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 377cc fully CNC ported, Blk. Anodized, 121cc chambers, w/ valve job, NO PARTS, ready for assembly: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 377cc fully CNC ported, Blk. Anodized, Inconel Exhaust Valves, Hyd. Roller Springs 121cc chambers, Competition Package, Assembled: PAIR

Air Flow Research

AFR 24° BBC Marine Cylinder Head 385cc fully CNC ported, Blk. Anodized, 121cc chambers, w/ valve job, NO PARTS, ready for assembly: PAIR