560SEC (126.045) V8-5.6L (117.968) (1989)
Timing Chain: Specifications
Bolts for Chain Tensioner to Cylinder Head
25 Nm
Mounting Bolt for Camshaft Sprocket
100 Nm
Bolts for Cylinder Head
3 Nm
Chain Tensioner Union Nut
90 Nm
From October 1990 a crowned seal A 25 x 30 is supplied as a
replacement part. This seal is forced into the thread if
the tightening torque is too high. Tighten to 75 Nm instead
of 90 Nm when this seal is used.