S-Type (X200) V8-4.2L (2005)
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2. Install the timing chain tensioning tool 303-532 to the exhaust camshaft sprocket.
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Reposition the camshaft sprockets for the most advantageous position for use of the tool.
3. Install the primary timing chain tensioner guide.
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Tighten to 12 Nm.
4. CAUTION: Make sure the timing chain slack is on the tensioned side of the timing chain.
Install the primary timing chain.
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Install the primary chain over the crankshaft sprocket and the intake sprocket.
5. Install the primary timing chain tensioner guide.
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Tighten to 12 Nm.
