ZDX V6-3.7L (2010)
11. Set the rocker arm assembly in place, and loosely install the bolts. Make sure that the rocker arms are properly positioned on the valve stems.
NOTE:
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Wait at least 30 minutes before filling the engine with oil.
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Do not run the engine for at least 3 hours after installing the rocker arm assembly.
12. Tighten each bolt two turns at a time in the sequence shown to ensure that the rockers do not bind on the valves.
13. Install the injector base (A). Always use a new gasket (B).
14. Apply new engine oil to the threads of the camshaft pulley mounting bolt (A). Install the back cover (B), then install the camshaft pulley (C).