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Home >> Audi >> 2011 >> A8 Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 4.2L - Engine Assembly - Engine Code: CDRA >> 10 Engine Assembly >> Specifications >> Fastener Tightening Specifications
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Fastener Tightening Specifications

Components Fastener Size Nm
Bolts and nuts M6 9
M7 15
M8 20
M10 40
M12 65
Exceptions:
Engine mount to engine support bolt 1 - 90 + 90°
Engine mount bracket bolt - 20
Engine support bolt - 40
Ground pins to the strut tower bolt - 9
Heat shield to engine support bolt - 10
Left coolant pipe in the center to engine support bolt - 9
Subframe to engine mount bracket bolt - 55
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