V70 XC AWD L5-2.4L Turbo VIN 56 B5254T (1998)
Installing Viscous Coupling
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Check that the flange and viscous coupling mating surfaces are absolutely clean.
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Align viscous coupling as marked.
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Use new screws. Tighten crosswise in stages until the viscous coupling flange is in full contact. Tighten crosswise to 50 Nm (37 ft.lb.).
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If reinstalling the old viscous coupling, continue with installing torque tube.
NOTE; If installing a new viscous coupling, measure according to Measuring flange, viscous coupling and Balancing procedure,See:
Drive/Propeller Shafts, Bearings and Joints After measuring continue installing flange to viscous coupling.