Operation Manual
BX25, RCK54(P)-23BX, RCK60B-23BX, LA240, BT601, WSM
ENGINE
Oil Clearance between Crankshaft
Journal
and Crankshaft
Bearing 1 (Continued)
(Reference)
• Undersize crankshaft bearing 1
B
3TMABAB1 P079A
Undersize
Bearing Code Number Marking
0.2mm
0.008 in.
Crankshaft bearing 1
02
1G460-23910
020
US
0.4mm
0.016 in.
! Crankshaft bearing 1
04
1 G460-23920 040
US
• Undersize dimensions of crankshaft journal
Undersize
0.2mm
0.008 in.
0.4 mm
0.016 in.
Dimension A
1.8 to 2.2 mm radius
0.071 to 0.087 in. radius
1.8 to 2.2
mm
radius
0.071 to 0.087 in.radius
"Dimension
8
1.0 to 1.5 mm relief
0.0394 to 0.0591 in. relief
1.0 to 1.5 mm relief
0.0394 to 0.0591 in. relief
Dimension C
43.734 to 43.750 mm dia.
1.72181 to 1.72244 in. dia.
43.534
to
43.550
mm
dia.
1.71394 to 1.71457 in. dia.
(0.8S)
The crankshaft journal must be fine-finished to higher than
VVVV.
'Holes
to be de-burred and edges rounded with 1.0 to 1.5 mm
(0.0394 to 0.0591 in.) relief.
W1044484
Replacing Crankshaft Bearing 1
(A)
(When
removing)
1.
Press out the used crankshaft bearing 1 using a crankshaft
bearing 1 replacing tool. (Refer to "SPECIAL TOOLS".)
(When installing)
1.
Clean a new crankshaft bearing 1 and crankshaft joumal bore,
and apply engine oil to them.
2.
USing
a crankshaft bearing 1 replacing tool, press
in
a new
bearing 1 (2) so that its seam (1) directs toward the exhaust
manifold side. (See figure.)
(2)
3EBAAAB1 P051C
0.0 to 0.3 mm
Dimension
(A) Factory spec.
0.0
to
0.0118 in.
(1) Seam
(A)
Dimension
(2) Crankshaft Bearing 1
(8)
0.366 rad
(21
.)
(3) Cylinder Block
W10342000
1-S55