This is the CTS-V 6.2L production cylinder head assembly. It is designed with high-strength aluminum casting for supercharged application. It features premium steel intake and exhaust valves. Completely Assembled.
Note: Uses ten 8mm & twenty 11mm head bolts
Specifications:
- L92-style Intake Ports
- 68cc Combustion Chamber
- 2.16'' Steel Intake Valve / 1.59'' Steel Exhaust Valve
- Sold Individually
| Valve Lift | Intake Flow | Exhaust Flow |
| .200 | 151 | 111 |
| .300 | 208 | 152 |
| .400 | 256 | 174 |
| .500 | 294 | 183 |
| .600 | 316 | 189 |
