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Kawasaki KZ1300-A1 Quick Reference Manual Page 179

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MAINTENANCE--ENGINE
Table H26
Valve Installed Height
(a) Inlet Valve
MEASUREMENT
PROBABLE CAUSE
Less than 36.90 mm
Valve stem excessively ground.
36.90-37.19 mm
Valve stem previously ground.
37.20-38.00 mm
Normal/acceptable.
Wear, or valve face and seat ground·
38.01 - 38.30 mm
ing have dropped valve too far into
seat.
Valve face or seat worn out, or
More than 38.30 mm
ground excessively.
(b) Exhaust Valve
MEASUREMENT
PROBABLE CAUSE
Less than 36.80 mm
Valve stem excessively ground.
36.80-37.09 mm
Valve stem previously ground.
37.10-37.90 mm
Normal/acceptable.
Wear, or valve face and seat ground-
37.91 - 38.20 mm
ing have dropped valve too far into
seat.
Valve face or seat worn out, or
More than 38.20 mm
ground excessively.
179
RECOMMENDATION
1. Replace valve. Remeasure.
1. Be sure to leave at least 4.2 mm of
stem end above the groove. See Pg.
175.
2. Move valve
to
deeper cut seat.
Re-
measure.
3. Grind valve face to drop it farther
into seat. Keep valve head thickness
within service limit.
See Pg. 175.
4. Replace valve. Remeasure.
1. After assembling check and adjust
valve clearance.
1. Move valve to shallower cut seat.
Remeasure.
2. Grind 0.3 mm maximum off valve
stem. See CAUTION, Pg. 175. Re-
measure.
1. Replace valve. Remeasure.
2. Replace cylinder head.
Remeasure.
RECOMMENDATION
1. Replace valve. Remeasure.
1. Be sure to leave at least 4.2 mm of
stem end above the groove. See Pg.
175.
2. Move valve to deeper cut seat. Re-
measure.
3. Grind valve face to drop it farther
into seat. Keep valve head thickness
within service limit.
See Pg. 175.
4. Replace valve. Remeasure.
1. After assembling check and adjust
valve clearance.
1. Move valve to shallower cut seat.
Remeasure.
2. Grind 0.3 mm maximum off valve
stem. See CAUTION, Pg. 175. Re-
measure.
1. Replace valve. Remeasure.
2. Replace cylinder head.
Remeasure.

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