Service manual
Table Of Contents
(c) Lightly apply engine oil to the crankpins and
in-
stall main bearings (upper). Securely engage the
bearings with the crankpins.
(3) Install the piston assembly
as
follows:
Install connecting rod bearing (upper) (1) into
the big
end
of
connecting
rod_
Apply engine oil in the
internal surface
of
bearing and on the external periph-
ery
of
piston. Position piston rings so that ring gaps
lire located
90
0
in respect with each other
as
shown,
and
then
insert piston assembly (2) into crankcase.
Alignment marks on the connecting rod must face the
camshaft side.
Put cap attaching bolts (3) into rod in
advance. Insert piston assembly into crankcase by
us-
ing piston guide (A).
-40-
No.1
ring gap
No.2
ring gap
Precombustion-chamber side