Mustang V6-3.9L VIN 6 (2004)
Balance Shaft: Service and Repair
Engine Dynamic Balance Shaft
Removal
1. Remove the timing chain.
2. Disconnect and position the wire harness aside.
3. Remove the radiator fan and shroud assembly.
4. Remove the engine dynamic balance shaft.
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Remove the bolts.
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Remove the balance shaft driver gear, thrust plate and engine dynamic balance shaft as an assembly.
Installation
1. Turn the camshaft so that the timing mark is at 12 o'clock and install the engine dynamic balance shaft assembly into the cylinder block. Turn the
engine balance shaft driven gear so that the timing mark lines up with the timing mark on the engine balance shaft drive gear.
