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