Suzuki SY413 Service Manual page 2996

6A3-88 ENGINE MECHANICAL (J18 TYPE ENGINE)
INSTALLATION
NOTE:
D All parts to be installed must be perfectly clean.
D Be sure to oil crankshaft journals, journal bearings, thrust
bearings, crankpins, connecting rod bearings, pistons, pis-
ton rings and cylinder bores.
D Journal bearings, crankcase (bearings caps), connecting
rods, rod bearings, rod bearing caps, pistons and piston
rings are in combination sets. Do not disturb combination
and try to see that each part goes back to where it came
from, when installing.
D Clean mating surface of cylinder block and lower crank-
case, remove oil, old sealant and dust from mating surface.
1) Fit main bearings to cylinder block.
One of two halves of main bearing, has oil groove. Install this
half with oil groove to cylinder block, and another half without oil
groove to cylinder block, and another half without oil groove to
1. Cylinder block
2. O-ring
lower crankcase.
3. Oil groove
Make sure that two halves are painted in the same color.
4. Bearing
5. Knock pin
2) Install O-ring to cylinder block.
3) Fit thrust bearings to cylinder block between No.2 and No.3 cyl-
1. Thrust bearing
2. Oil groove
inders. Face oil groove sides to crank webs.
4) Put crankshaft with oil pump chain to cylinder block.
1. Crankshaft
5) Apply sealant "A" to lower crankcase mating surface area as
shown in figure.
"A": Sealant 99000-31150
Width "a" : 3 mm, 0.15 in.
Height "b" : 2 mm, 0.1 in.
1. Lower crankcase
2. Bearing
3. Apply sealant