Valve Guide: Specifications
| Valve Guide | Hole Diameter | 0.05 O.S. | 12.05 - 12.068 Millimeter (mm) | 
| 0.25 O.S. | 12.05 - 12.268 Millimeter (mm) | ||
| 0.50 O.S. | 12.50 - 12.518 Millimeter (mm) | 
| Valve Guide | Hole Diameter | 0.05 O.S. | 12.05 - 12.068 Millimeter (mm) | 
| 0.25 O.S. | 12.05 - 12.268 Millimeter (mm) | ||
| 0.50 O.S. | 12.50 - 12.518 Millimeter (mm) |