| Combustion Chamber Volume | N/A |
| Fitment | Vehicle Specific |
| Cylinder Head Type | Standard |
| Deck Thickness | 9/16in |
| Emission | Non-Emissions |
| Engine Make/Size | Chevy 348-409 |
| Exhaust Port Locaiton | Stock |
| Exhaust Valve Diameter | 1.72in |
| Exhaust Volume | 115cc |
| Finish | Cast Aluminum |
| Finish | Satin |
| Guideplate | Hardened Steel |
| Intake Valve Diameter | 2.19in |
| Intake Volume | 215cc |
| Preparation | Factory CNC Ported |
| Pushrod Diameter | 3/8in |
| Rocker Stud | 7/16in |
| Spark Plug Fitment | 14mm x 3/4 reach, gasket seat |
| Type | Complete |
| Usage | Street/Hi-Performance |
| Valve Angle | 0 |
| Valve Guides | Manganese Bronze |
| Valve Spring Diameter | 1.55in |
| Valve Spring Max Lift | .600in |
| Valve Stem Diameter | 11/32in |