Overview - Balance Shaft

Fig 1: Exploded View Of Balance Shaft

Courtesy of AUDI OF AMERICA, LLC

1. Bolt

   Steel: 9 Nm

   Aluminum: 4 Nm + 45°

   • Always replace the aluminum bolt after removal
2. Balance Shaft
   • Replace in pairs only. Refer to BALANCE SHAFT, REMOVING AND INSTALLING, EXHAUST SIDE .
   • Exhaust side
   • Lubricate the bearing with engine oil
3. Needle Bearing Rim
   • Always replace after removing.
   • The needle bearing rim is colored, a needle bearing rim of the same color must be installed.
   • Lubricate the bearing with engine oil
4. Balance Shaft Pipe
   • Installation position. Refer to Fig 2.
5. Cylinder Block
6. Balance Shaft Seal, Exhaust Side
   • Replacing. Refer to BALANCE SHAFT GASKET, REPLACING, INTAKE SIDE .
7. Balance Shaft
   • Always replace in pairs. Refer to BALANCE SHAFT, REMOVING AND INSTALLING, INTAKE SIDE .
   • Intake side
   • Lubricate the bearing with engine oil
8. Needle Bearing Rim
   • Always replace after removing.
   • The needle bearing rim is colored, a needle bearing rim of the same color must be installed.
   • Lubricate the bearing with engine oil
9. Bolt

   Steel: 9 Nm

   Aluminum: 4 Nm + 45°

   • Always replace the aluminum bolt after removal

Balance Shaft Pipe Installation Position 

Fig 2: Balance Shaft Pipe

Courtesy of AUDI OF AMERICA, LLC

The openings -arrow- must face the chain side.

-- Insert the pipe -2- for the balance shaft in the cylinder block -1-.

Fig 3: Inserting Pipe For Balance Shaft Into Cylinder Block

Courtesy of AUDI OF AMERICA, LLC

• For the correct installation position the dimension must be -a- = 21 mm.