A4 Quattro Cabriolet V6-3.2L (BKH) (2007)
Piston: Removal and Replacement
Piston and Connecting Rod Component Overview
‹› Oil injector jet for piston cooling => [ Oil spray jet for piston cooling ]
1
Connecting rod bolt - 30 Nm plus an additional 90° ( 1/4 turn)
‹› Replace
‹› Lubricate threads and contact surface
‹› Tighten to 30 Nm to measure radial play, do not turn further
2
Connecting rod bearing cap
‹› Do not interchange
‹› Mark allocation to cylinder using a color marker - B - => [ Mark connecting rod ]
‹› When installing bearing cap, observe: The wide thrust flange - A - must point to the same side on connecting rod and connecting rod bearing
cap
‹› Installation position of connecting rod pairs => [ Connecting rod, installed location ]
3
Bearing shell
The version depends on construction:
‹› Lower bearing shell (for bearing cap), identified by a dark-colored bearing. Upper bearing shell (for connecting rod) made of wear-resistant