RECONDITIONING PROCEDURE EXHAUST VALVE SPINDLE
1. Worn / burned seating area
2. Underside disc burned
3. Worn stem (chromed or hvof coated)
4. Premachining disc
5. Disc welding plasma / mig
6. Cnc machining disc
7. HVOF coating / chroming stem
8. Grinding / superfinishing stem
9. Reconditioned spindle