3-9. CRANKSHAFT MAIN BEARINGS - REPLACE (Contd)
After each upper bearing half (4) is installed,
install the respective lower bearing half (4)
and bearing cap (2) as described in the
Install a dry lower main bearing half (4) in
bearing cap (2). Tab on bearing must be in
the notch in bearing cap. If used main
bearing is being installed, install bearing in
the same bearing cap it was removed from.
Do not turn crankshaft after plastigage is in
position. Plastigage will be distorted.
Place plastigage on the surface of lower
main bearing half (4).
Apply a light coat of lubricating oil on
threads of capscrews (1). Install bearing
(4), bearing cap (2), and two capscrews (1).
The bearing cap must be installed in the
same position it was removed from with
number on bearing cap facing towards the
oil cooler side of engine.
After each bearing and bearing cap is
installed, tighten capscrews (1) to 37 lb. ft.
Do not tighten capscrews to final torque
value at this time.
Repeat STEPS a through j for the other
main bearings 2 through 5 and thrust
bearing at position number 6.
sequence shown, to 44 lb. ft.
n. Tighten capscrews (1) evenly again in the
sequence shown to 88 lb. ft.