|
Cylinder head
Illustration
|
| 1. |
Cylinder head height |
| 2. |
Installation height of valve guide |
| 3. |
Installation height of valve |
| 4. |
Valve seat width in cylinder head |
| 5. |
Valve seat angle in cylinder head |
| 6. |
Valve stem diameter |
| 7. |
Valve seat angle at valve |
| 8. |
Valve length |
| 9. |
Valve head – diameter |
|
|
Engine
|
|
Z 10 XE, Z 10 XEP
|
|
Cylinder head height 1)
|
mm
|
126
|
|
Valve seat width in cylinder head
|
|
|
|
|
|
Intake valve
|
mm
|
1.0 - 1.4
|
|
|
|
Exhaust valve
|
mm
|
1.4 - 1.8
|
|
Valve seat angle in cylinder head
|
|
90°
|
|
Valve guide inside diameter
|
mm
|
|
|
|
|
Standard size
|
mm
|
4.988 - 5.007
|
|
|
|
Oversize (0.075)
|
mm
|
5.063 - 5.082
|
|
|
|
Oversize (0.150)
|
mm
|
5.138 - 5.157
|
|
Length of valve guide
|
|
|
|
|
|
Intake valve
|
mm
|
38.75 - 39.25
|
|
|
|
Exhaust valve
|
mm
|
38.75 - 39.25
|
|
Installation height of valve guide
|
|
|
|
|
|
Intake valve
|
mm
|
11.70 - 12.00
|
|
|
|
Exhaust valve
|
mm
|
11.70 - 12.00
|
|
Installation height of valves
|
|
|
|
|
|
Standard size
|
mm
|
31.20 - 32.20
|
|
|
|
Oversize (0.075)
|
mm
|
30.80 - 31.90
|
|
|
|
Oversize (0.150)
|
mm
|
30.80 - 31.90
|
|
Engine
|
|
Z 10 XE, Z 10 XEP
|
|
Valve length
|
|
|
|
|
Standard size
|
|
|
|
|
|
Intake valve (GM)
|
mm
|
93.65 - 94.05
|
|
|
|
Exhaust valve (GM)
|
mm
|
93.65 - 94.05
|
|
|
Oversize (0.075)
|
|
|
|
|
|
Intake valve (GM K1)
|
mm
|
93.25 - 93.65
|
|
|
|
Exhaust valve (GM K1)
|
mm
|
93.25 - 93.65
|
|
|
Oversize (0.150)
|
|
|
|
|
|
Intake valve (GM K2)
|
mm
|
93.25 - 93.65
|
|
|
|
Exhaust valve (GM K2)
|
mm
|
93.25 - 93.65
|
|
Ø Valve stem
|
|
|
|
|
Standard size
|
|
|
|
|
|
Intake valve (GM)
|
mm
|
4.995 -4.970
|
|
|
|
Exhaust valve (GM)
|
mm
|
4.945 - 4.960
|
|
|
Oversize (0.075)
|
|
|
|
|
|
Intake valve (GM K1)
|
mm
|
5.030 - 5.045
|
|
|
|
Exhaust valve (GM K1)
|
mm
|
5.020 - 5.035
|
|
|
Oversize (0.150)
|
|
|
|
|
|
Intake valve (GM K2)
|
mm
|
5.105 - 5.120
|
|
|
|
Exhaust valve (GM K2)
|
mm
|
5.095 - 5.110
|
|
Engine
|
|
Z 10 XE, Z 10 XEP
|
|
Valve stem play
|
|
|
|
|
|
Intake valve
|
mm
|
0.018 - 0.052
|
|
|
|
Exhaust valve
|
mm
|
0.028 - 0.062
|
|
Perm. runout of the valve stem
|
mm
|
0.03
|
|
Ø Valve head
|
|
|
|
|
|
Intake valve
|
mm
|
27.90 - 28.10
|
|
|
|
Exhaust valve
|
mm
|
24.90 - 25.10
|
|
Valve seat angle at valve head
|
|
90 ° 40'
|
|
Valve rotator
|
|
|
|
|
|
Intake valve
|
|
none
|
|
|
|
Exhaust valve
|
|
none
|
|
Engine
|
|
Z 10 XE
|
Z 10 XEP
|
|
Camshaft
|
|
|
|
|
|
Roller cam follower ratio
|
|
1 : 1.863
|
|
|
Valve lift
|
|
|
|
|
|
|
Intake
|
mm
|
7.06
|
8.50
|
|
|
|
Exhaust
|
mm
|
7.56
|
1 ) Resurfacing of the cylinder head is not
permitted.
|
