A8L V8-4.2L (BFM) (2004)
Connecting Rod: Service and Repair
Pistons and Connecting Rod Assembly Overview
‹› Oil injector jet for piston cooling, refer to => [ Oil Spray Jet for Piston Cooling ].
1
Bolt - 30 Nm + 90° (1/4) additional turn
‹› Always replace.
‹› Lubricate the threads and contact surface.
‹› Tighten to 30 Nm when measuring radial clearance, do not turn further.
2
Connecting Rod Bearing Cap
‹› Do not interchange.
‹› Mark allocation to the cylinder using a color mark - B -. Refer to => [ Connecting Rod Marking ].
‹› When installing the bearing cap, the tabs - A - on the contact surfaces on the front side of the connecting rod must align.
‹› Installed position of connecting rods. Refer to => [ Connecting Rod, Installed Position ].
3
Bearing Shell
‹› Note the installed position.
‹› Do not interchange used bearing shells (mark them).