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 |