| Face Angle  |  | 44.5 - 45.5 Degrees (deg) | 
| Head Diameter  | Intake  | 1.3256 - 1.3358 Inch (in) | 
 | Exhaust  | 1.0894 - 1.1000 Inch (in) | 
| Length-(Overall)  | Intake  | 4.2476 - 4.2673 Inch (in) | 
 | Exhaust  | 4.1685 - 4.1882 Inch (in) | 
| Stem Diameter  | Intake  | 0.2337 - 0.2344 Inch (in) | 
 | Exhaust  | 0.2326 - 0.2333 Inch (in) | 
| Stem-to-Guide Clearance  | Intake (New)  | 0.0009 - 0.0026 Inch (in) | 
 | Exhaust (New)  | 0.002 - 0.0037 Inch (in) | 
 | Intake (Max. Rocking Method)  | 0.0114 Inch (in) | 
 | Exhaust (Max., Rocking Method)  | 0.0146 Inch (in) | 
| Valve Lift  | Intake (Zero Lash)  | 0.3543 inch  | 
 | Exhaust (Zero Lash)  | 0.3150 inch  | 
| Valve Stem Tip Height  | Intake  | 1.8551 +/- 0.00184 inch  | 
 | Exhaust  | 1.9162 +/- 0.00184 inch  |