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Valve Seat - Cut Chevrolet Aveo I

Mechanical ~151 words
  1. Place the cylinder head on wooden blocks.
  2. Cut the intake and exhaust valve seats using the KM-340-7 included in the KM-340-1-C as follows: Valve seat: A 44.5-45 degree side (b) using the KM-340-13 included in the KM-340-1-C Upper correction angle: A 30 degree side (a) using the KM-340-13 included in the KM-340-1-C Lower correction angle: A 60 degree side (c) using the KM-340-26 included in the KM-340-1-C
  3. Clean the chippings from the cylinder head.
  4. Inspect the dimensions to make sure the valve seat width is as follows: Intake: 1.17-1.57 mm (0.046-0.062 in) Exhaust: 1.4-1.8 mm (0.055-0.071 in)
  5. Inspect the assembly height of the intake valves and the exhaust valves.
  6. If the dimension is exceeded, install new valves.
  7. Inspect the assembly height of the intake valves and the exhaust valves again.
  8. If the valve assembly height is still too large despite replacing the valves, replace the cylinder head.

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