Pistons, Removing And Installing: Installing

WARNING: This page is about a different car, the 2012 Audi Q5, 2011 Audi Q5, 2010 Audi Q5, and 2009 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal while noting the following:

Tightening specification, refer to OVERVIEW - PISTON AND CONNECTING ROD .

NOTE:

Arrow on piston face points toward belt pulley side.

Offset the piston ring gap by 120°.

-- Coat the contact surfaces on the bearing shells with oil.

-- Install the piston with a commercially available piston ring compressor. Pay attention to the installed position.

The molded tabs -arrows- on the beveled surfaces of the connecting rod pairs "1 and 2", "3 and 4" and "5 and 6" must face each other.

Fig 1: Connecting Rod Molded Tabs Installed Location

Courtesy of AUDI OF AMERICA, LLC

-- Install the connecting rod bearing cap. Pay attention to the installed position.

-- Install cylinder heads, refer to CYLINDER HEAD, REMOVING AND INSTALLING .

-- Install the oil pan upper section, refer to OIL PAN UPPER SECTION, REMOVING AND INSTALLING .

-- Install the engine, refer to ENGINE, INSTALLING, VEHICLES WITH DSG TRANSMISSION 0B5 .