Hyundai Accent GL 2002 Manual page 159

Fig. 144: Reconditioning Valve Seat
Courtesy of HYUNDAI MOTOR CO.
REPLACING THE VALVE SEAT RING
1. Cut away the inner face of the valve seat to reduce the wall thickness.
Fig. 145: Cutting Away Inner Face Of Valve Seat
Courtesy of HYUNDAI MOTOR CO.
2. Enlarge the diameter of the valve seat so that it matches the specified oversize hole diameter of the new
valve seat ring.
3. Heat the cylinder head to about 250°C (480°F) and press - fit an oversize seat ring for the bore in the
cylinder head.
4. Using lapping compound, lap the valve to the new seat.
Valve seat contact width
Intake: 0.8 - 1.2 mm (0.0315 - 0.0472 in.)
Exhaust: 1.3 - 1.7 mm (0.0512 - 0.0670 in.)
viernes, 19 de febrero de 2021 07:13:00 a. m.
2002 Hyundai Accent GL
2002 ENGINE Engine Mechanical System (DOHC 1.6L) - Accent
Page 159 © 2011 Mitchell Repair Information Company, LLC.