Valve & Valve Shim
WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
| Valve stem end outer diameter | mm (in) | Intake | Standard | 5.455 - 5.470 (0.2148 - 0.2154) | ||||
| Exhaust | Standard | 5.445 - 5.460 (0.2144 - 0.2150) | ||||||
| Valve shim inner diameter | mm (in) | Standard | 5.500 - 5.560 (0.2165 - 0.2189) | |||||
| Clearance between valve and valve shim | mm (in) | Intake | Standard | 0.030 - 0.105 (0.0012 - 0.0041) | ||||
| Exhaust | Standard | 0.040 - 0.115 (0.0016 - 0.0045) | ||||||