199000426 - 1016E14 VALVE GUIDES IN SINGLE CYLINDER HEAD - REPLACE DURING OP. 1016E10

Removing ( Refitting ) 1. Remove the valve guides (1a) using the tool (1b).
ToolDescriptionFunctionValidity
2000024700Extractor/ fitting toolExtracting/fitting valve guides1.4 16v TJet
Refitting ( Removing ) - Measure the valve guide bore and check that it is within the recommended values.
MeasurementValueValidity
Valve guide diameter (mm)9.959 ÷ 9.9811.2 8v1.4 8v1.4 16v
- If necessary, ream the valve seat.- Check the measurement of the new valve guide.- Make a note of the measurement of the valve seat after reaming.- Valve guides are available as spares with the following diameters.
MeasurementValueValidity
Valve guide outer diameter (mm)10.010 ÷ 10.0301.2 8v1.4 8v1.4 16v1.3 Multijet
MeasurementValueValidity
Valve guide outer diameter oversize (mm)0.05/0.10/0.251.4 16v1.3 Multijet
- The interference between the valve guide and the seat in the cylinder head is as follows.
MeasurementValueValidity
Interference between valve guides and valve guide seats (mm)0.029 ÷ 0.0711.2 8v1.4 8v1.4 16v
- Before fitting the new valve guides the cylinder head must be heated to a temperature of around 100 °C.1. Fit the new valve guides (1a) using the tool (1b).
ToolDescriptionFunctionValidity
2000024700Extractor/ fitting toolExtracting/fitting valve guides1.4 16v TJet
- If the valve guides have become slightly distorted during fitting, ream the inner surface using a suitable sized diameter reamer.- Measure the valve guide inner diameter after refacing and the clearance with the valve; check that it is within the recommended values.
MeasurementValueValidity
Valve guide inner diameter (mm)6.022 ÷ 6.0401.4 16v
MeasurementValueValidity
Inlet valve/valve guide clearance (mm)0.022 ÷ 0.0581.2 8v1.4 8v1.4 16v
MeasurementValueValidity
Exhaust valve/valve guide clearance (mm)0.030 ÷ 0.0661.2 8v1.4 8v1.4 16v