G37x Sedan AWD V6-3.7L (VQ37VHR) (2010)
a. Install crankshaft sprocket (1).
A : Matching mark (front side)
White arrow : Engine front
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Check that the matching marks on crankshaft sprocket face the front of the engine.
b. Install timing chain (primary).
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Install timing chain (primary) so that the matching mark
(punched) (B) on camshaft sprocket (INT) (1) is aligned with the yellow link (A) on timing chain, while the matching mark
(notched) (C) on crankshaft sprocket (2) is aligned with the orange link (D) one on timing chain, as shown in the figure.
3 : Water pump
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When it is difficult to align matching marks of timing chain (primary) with each sprocket, gradually turn drive shaft using wrench on the hexagonal
portion to align it with the matching marks.