Valve Spring: Specifications
| Valve Spring Height | Exhaust Compressed at 252 Nm (56.6 lb) | 1.338 Inch (in) | 
| Intake Compressed at 252 Nm (56.6 lb) | 1.338 Inch (in) | 
| Valve Spring Height | Exhaust Compressed at 252 Nm (56.6 lb) | 1.338 Inch (in) | 
| Intake Compressed at 252 Nm (56.6 lb) | 1.338 Inch (in) |