Toyota 3b Repair Manual page 95

|'lAFT
ENGINE MECHANICAL
-
Cylinder Block
EM.87
'unout at
I
place
the
s
lr
of the
(b)
Check each main
journal and crank pin for taper
and
out-of-round
as shown.
Maximum taper and
out-of-round:
O.O2
mm
(O.OOO8 in.)
lf taper and out-of-round
is
greater than maximum,
replace
the crankshaft.
3.
IF NECESSARY, GRIND AND HONE MAIN
JOURNALS AND,/OR CRANK
PINS
Grind and hone the main journals and/or crank pins to the
undersized finished diameter.
(See
procedure step
2)
lnstall new main journal and/or crank pin
undersized
bearings.
;k
the oil
lhaft.