Piston

Piston

Special tools, testers and auxiliary items required

• Funnel for Piston Installation (T10333)

Removing

- Remove the cylinder head. Refer to => [ Cylinder Head ] Cylinder Head.

- Remove the oil pan. Refer to => [ Oil Pan ] Oil Pan.

- Remove the connecting rod bearing cap bolts and cap and push the piston upward and out.

Installing






• The funnel for piston installation (T10333) with a piston inserted, is placed on the cylinder block so that the high, straight side - arrow - of the tool faces toward the center of the cylinder block.

- Before installing the pistons, remove the alignment sleeves - arrow - from the bores.






- Pistons for cylinders 1, 3 and 5 must be installed so that the deep valve recesses - 1 - point toward the center of the cylinder block and the arrows - 3 - point toward the vibration damper.






- Pistons for cylinders 2, 4 and 6 must be installed so that the deep valve recesses - 2 - point toward the center of the cylinder block and the arrows - 3 - point toward the vibration damper.






- Slide the piston into the funnel for piston installation (T10333) from the top. The side of the piston - arrow - must extend approximately 15 mm past the lower edge of the installation tool.






- Now, place the piston with tool into the appropriate cylinder bore. The high side of the piston installation tool - arrow - must face toward the center of the cylinder block.

- Place the tool securely onto the cylinder block and slide the piston completely into the cylinder bore.






- After the pistons have been installed, reinstall the alignment sleeves - arrow - back into their bores.






- Further installation is in the reverse order of removal.