Focus ZTS L4-2.0L DOHC VIN 3 (2001)
5. Using the special tool, install new valve stem oil seals.
6. NOTE: Check the seating of the valve collets.
Using the special tools, install the valve springs.
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Insert the valve springs and the valve spring retainers.
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Compress the valve springs and install the valve collets using some grease and a small screwdriver.
