X-90 (4WD) L4-1591cc 1.6L SOHC MFI (1998)
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1. Install main bearings to cylinder block.
One of two halves of main bearing, has an oil groove. Install it to cylinder block, and the other half without oil groove to bearing cap.
Make sure that two halves are painted in the same color.
2. Install thrust bearings to cylinder block between No.2 and No.3 cylinders. Face oil groove sides to crank webs.
3. Install crankshaft to cylinder block.
4. Install bearing cap to cylinder block, making sure to point arrow mark (on each cap) to crankshaft pulley side. Fit them sequentially in ascending
order, 1, 2, 3, 4 and 5, starting from pulley side.
After installing bearing cap stiffeners, tighten bearing cap bolts in such order as shown in figure a little at a time and repeat it till they are tightened
to specified torque.
Tightening Torque (a): 54 Nm (39.0 ft. lbs.)
NOTE: After tightening cap bolts, check to be sure that crankshaft rotates smoothly when turning it by 8.0 Nm (5.8 ft. lbs.) torque or below.
