Jetta GLX V6-2.8L (AFP) (2002)
Valve Guide: Service and Repair
Valve guides, replacing
Special tools, equipment, test and inspection devices; required accessories
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Hand reamer 3120 and diluted soluble oil
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3121 Driver
Removing
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Clean and check cylinder head. Heads whose valve seat rings cannot be finished any further, or heads which have already been finished to
minimum measurement, or which already have KD valve guides installed, are unsuitable for valve guide replacement.
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Press worn valve guides out from camshaft side by using driver 3121.
Installing
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Sprinkle new guides with oil and press them up to sleeve into cold cylinder head. Cylinder head must be laying down flat during this procedure.
Note: After the guide is in place with the sleeve, the pressure of pressing down cannot exceed 1.0 t, otherwise the sleeve might break off.