Audi AMB, Service Manual

Page: 434 / 650


Opens at: 2.5...3.2 bar
3 - Oil spray jet

For piston cooling
4 - Connecting rod bearing cap

Mark cylinder number - B -

Installed position: Marking - A - must face toward pulley end
5 - Bearing shell

Note installed position

Do not interchange used bearing shells (mark)

Make sure that bearing shell is seated correctly in retaining lugs

Axial clearance, New: 0.10...0.35 mm; Wear limit: 0.40 mm

Check radial clearance with Plastigage™, New: 0.01...0.05 mm; Wear limit: 0.12 mm

Do not rotate crankshaft when checking radial clearance
6 - Cylinder block

Checking cylinder bore Checking cylinder bore

Piston and cylinder dimensions --> Piston and cylinder dimensions
7 - Bearing shell

With oil drilling for piston pin lubrication

Note installed position

Do not interchange used bearing shells (mark)

Axial clearance, New 0.10...0.35 mm; Wear limit: 0.40 mm

Check radial clearance with Plastigage™, New: 0.01...0.05 mm; Wear limit: 0.12 mm

Do not rotate crankshaft when checking radial clearance
8 - Connecting rod

Only replace as set

Mark cylinder number - B -

Installed position: Marking - A - must face toward pulley end

With oil drilling for piston pin lubrication
2005 Audi A4 Quattro
ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
2:33:18 AM Page 57
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