|
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
|
|
X 16 SZR, Z 16 SE
|
|
Cylinder head height 1)
|
mm
|
95.90 – 96.10
|
|
Valve seat width in cylinder head
|
|
|
| |
Intake valve
|
mm
|
1.3 – 1.5
|
| |
Exhaust valve
|
mm
|
1.6 – 1.8
|
|
Valve seat angle in cylinder head
|
|
90°
|
|
Valve guide inside diameter
|
|
|
| |
Standard size
|
mm
|
7.030 – 7.050
|
| |
Oversize (0.075)
|
mm
|
7.105 – 7.125
|
|
Length of valve guide
|
|
|
| |
Intake valve
|
mm
|
45.5
|
| |
Exhaust valve
|
mm
|
45.5
|
|
Installation height of valve guide
|
mm
|
80.85 – 81.25
|
|
Installation height of valves
|
mm
|
13.75 – 14.35
|
|
Engine
|
|
X 16 SZR, Z 16 SE
|
|
Valve length
|
|
|
| |
Standard size
|
|
|
| |
|
Intake valve (GM)
|
mm
|
101.65 – 101.95
|
| |
|
Exhaust valve (GM)
|
mm
|
101.15 – 101.85
|
| |
Oversize (0.075)
|
|
|
| |
|
Intake valve (GM K1)
|
mm
|
101.25 – 101.55
|
| |
|
Exhaust valve (GM K1)
|
mm
|
100.75 – 101.45
|
|
Ø Valve stem
|
|
|
| |
Standard size
|
|
|
| |
|
Intake valve (GM)
|
mm
|
6.998 – 7.012
|
| |
|
Exhaust valve (GM)
|
mm
|
6.978 – 6.992
|
| |
Oversize (0.075)
|
|
|
| |
|
Intake valve (GM K1)
|
mm
|
7.073 – 7.087
|
| |
|
Exhaust valve (GM K1)
|
mm
|
7.053 – 7.067
|
|
Engine
|
|
X 16 SZR, Z 16 SE
|
|
Valve stem play
|
|
|
| |
Intake valve
|
mm
|
0.018 – 0.052
|
| |
Exhaust valve
|
mm
|
0.038 – 0.072
|
|
perm. runout of the valve stem
|
mm
|
0.03
|
|
Ø Valve head
|
|
|
| |
Intake valve
|
mm
|
38.0
|
| |
Exhaust valve
|
mm
|
31.0
|
|
Valve seat angle at valve head
|
|
92°
|
|
Valve rotator
|
|
|
| |
Intake valve
|
|
No code
|
| |
Exhaust valve
|
|
No code
|
|
Engine
|
|
X 16 SZR, Z 16 SE
|
|
Camshaft
|
|
|
| |
Cam lift
|
|
|
| |
|
Intake
|
mm
|
9.08
|
| |
|
Exhaust
|
mm
|
9.99
|
1 ) Resurfacing of the cylinder head is not
permitted.
|
