B3.9 and B5.9 Series Engines
Section 10 - Air Intake System - Group 10
NOTE: New turbochargers must be prelubricated before
Pour 50 to 60 cc [2 to 3 oz] of clean engine oil into the oil
supply fitting. Rotate the turbine wheel to allow the oil to
enter the bearing housing.
Connect the oil supply line.
If required, loosen the compressor housing v-band clamp
and position the housing to align with the turbocharger air
If required, loosen the snap ring and align the compressor
housing with the turbocharger air outlet connection.
7/16 Inch, Plastic Hammer
Tighten the band clamp. Tap around the clamp with a
plastic hammer and tighten again.
NOTE: Effective October 1, 1990, all Holset Turbochargers
use silver-plated nuts with the v-band clamp. The silver-
plated nuts require a lower torque than the stainless steel
nut to provide the same v-band clamp load.