Rework Dimensions
| Oversize Intake Valve Seat Ring Hole Diameter | Primary | 0.3 O.S. | Standard | 27.300 - 27.325 Millimeter (mm) |
| 0.6 O.S. | Standard | 27.600 - 27.625 Millimeter (mm) | ||
| Secondary | 0.3 O.S. | Standard | 32.300 - 32.325 Millimeter (mm) | |
| 0.6 O.S. | Standard | 32.600 - 32.625 Millimeter (mm) | ||
| Oversize Exhaust Valve Seat Ring Hole Diameter | 0.3 O.S. | Standard | 35.300 - 35.325 Millimeter (mm) | |
| 0.6 O.S. | Standard | 35.600 - 35.625 Millimeter (mm) |