Cylinder Head
Illustration
- Cylinder head height
- Installation height of valve guide
- Valve installation height
- Valve seat width in cylinder head
- Valve seat angle in cylinder head
- Valve stem diameter
- Valve seat angle on valve
- Valve length
- Valve head diameter
Cylinder Head
| Engine | X 30 XE | ||
|---|---|---|---|
| Cylinder head height | mm | 134 | |
| Valve seat width in cylinder head | |||
| Intake valve | mm | 1.0 to 1.4 | |
| Exhaust valve | mm | 1.4 to 1.8 | |
| Valve seat angle in cylinder head | 90� | ||
| Valve guide inner diameter | |||
| Standard size | mm | 6.000 - 6.012 | |
| Oversize (0.075) | mm | 6.075 - 6.090 | |
| Oversize (0.50) | mm | 6.150 - 6.165 | |
| Valve guide length | |||
| Intake valve | mm | 44.70 - 45.30 | |
| Exhaust valve | mm | 34.70 - 35.30 | |
| Installation height of valve guide | |||
| Intake valve | mm | 13.7 - 14.0 | |
| Exhaust valve | mm | 13.7 - 14,0 | |
| Installation height of valves | |||
| Standard size | mm | 39.6 - 40.2 | |
| Oversize (0.075) | mm | 39.2 - 39.8 | |
| Oversize (0.150) | mm | 39.2 - 39.8 |
Cylinder Head
| Engine | X 30 XE | |||
|---|---|---|---|---|
| Valve length | ||||
| Standard size | ||||
| Intake valve (GM) | mm | 101.90 - 102.30 | ||
| Exhaust valve (GM) | mm | 92.05 - 92.45 | ||
| Oversize (0.075) | ||||
| Intake valve (GM K1) | mm | 10150 - 101.90 | ||
| Exhaust valve (GM K1) | mm | 91.65 - 92.05 | ||
| Oversize (0.150) | ||||
| Intake valve (GM K2) | mm | 101,50 - 101,90 | ||
| Exhaust valve (GM K2) | mm | 91.65 - 92.05 | ||
| Valve stem diameter | ||||
| Standard size | ||||
| Intake valve (GM) | mm | 5.955 - 5.970 | ||
| Exhaust valve (GM) | mm | 5.945 - 5.960 | ||
| Oversize (0.075) | ||||
| Intake valve (GM K1) | mm | 6.030 - 6.045 | ||
| Exhaust valve (GM K1) | mm | 6.020 - 6.035 | ||
| Oversize (0.150) | ||||
| Intake valve (GM K2) | mm | 6.105 - 6.120 | ||
| Exhaust valve (GM K2) | mm | 6.095 - 6.110 |
Cylinder Head
| Engine | X 30 XE | ||
|---|---|---|---|
| Valve stem clearance | |||
| Intake valve | mm | 0.03 - 0.057 | |
| Exhaust valve | mm | 0.04 - 0.067 | |
| permissible valve stem runout | mm | 0.03 | |
| Valve head diameter | |||
| Intake valve | mm | 31.9 - 32.1 | |
| Exhaust valve | mm | 28.9 - 29.1 | |
| Valve seat angle on valve head | 90� 40' | ||
| Valve rotator | |||
| Intake valve | none | ||
| Exhaust valve | none |
| Engine | X 30 XE | |||
|---|---|---|---|---|
| Camshaft | ||||
| Cam lift | ||||
| Intake | mm | 10.0 | ||
| Exhaust | mm | 10.0 |