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Home >> Mercedes Benz >> 1987 >> 420SEL (126.035) V8-4.2L (116.965) >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Timing Components >> Timing Chain Tensioner
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Timing Chain Tensioner

Bolts for Chain Tensioner to Cylinder Head 25
Mounting Bolt for Camshaft Sprocket 100
Bolts for Cylinder Head 3
Chain Tensioner Union Nut 90
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.
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