FixVault

Valve Seat

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.
Seating width between valve and valve seat mm (in) Intake Standard 0.8 - 1.6 (0.0315 - 0.0630)
Exhaust Standard 1.1 - 1.7 (0.0433 - 0.0669)
Seating angle between valve and valve seat 45°
Seating position between valve and valve seat Valve face center