SERVICE MANUAL
and cap and that rod and cap correlation
marks are in register. Replacement. rods
are not marked and should be stamped
with cylinder number on side away from
oil spray hole. Correlation marks should
be on camshaft side of block when rods
are
installed. Bearings are available in
undersizes of
0.05, 0.25
and
0.50
mm
(0.002, 0.010
and
0.020
inch) as well as
standard. Specifications are as follows:
Crank pin
Diamet.er· . .
. . .
.
.
49.187-49.213
mm
(1 .9365-1.9375
in.l
Bearing Clearance
.
. . 0.015-0.079
mm
<0.0006-0.0031
in.)
Wear Lim1t .
.
.
.
.
. . .
.
.
..
. . 0.105
mm
(0.004
in.)
Rod Side Clearance
. . . . 0.13-0.28
mm
(0.005-0.011
in.)
Rod Bolt Thrque
. . . . . . . . 54-61
N
·
m
{40-45
ft.-lbs.)
CRANKSHAFT AND BEARINGS
All Gasoline Models
41.
The crankshaft is supported in
three precision insert type main bear
ings. The rear main bearing cap
(10
-
F
ig
. 38)
contains sealing strips (ll)
on each side of cap in addition to rear
seal
{16).
Bearing inserts
are
available
in undersizes of
0.05, 0.25
and
0.50
mm
(0.002,0.010
and
0.020
inch) as well as
standard size. Normal crankshaft end
play of
0.10-0.20
mm
(0.004-0.008
inch)
is controlled by the flanged center main
bearing inseri.s
(9).
1b
remove crankshaft, it is necessary
to
remove engine, clutch, flywheel, rear
oil seal, timing gear cover, oil pan, oil
pump main bearing and connecting rod
caps.
Renew or regrind crankshaft if either
main jour-nals or crankpins are worn
more than
0.025
mm
(0.001
inch), are
tapered more than
0.025
mm
(0.001
Fig. 41-Use
11
straightedge
and feeler gage to measure
cylinder sleeve standout.
inch), or are out-of-round more than
0.038
mm
(0.0015
inch). Renew or
straighten crankshaft if runout {total in
dicator reading) exceeds
0.076
mm
(0.003
inch), checked at center main
journal.
Specifications
are
as follows:
Main Journal Diameter-
Standard
. . . . . . . 57.125-57.150
mm
(2.249-2.250
in.J
Main Bearing
Clearance
. . . . . . . . . 0.013-0.081
mm
(0.0005-0.0032
in.)
Wear Limit
.
.
. .
.
. .
.
.
.
. 0.107
mm
(0.0042
in.)
Main Cap Torque
.
.
.
.
.
. 115-129
N
·
m
(85-95
ft.-lbs.l
Fig. 42-Exploded view of
engine oil pump and
associated
parts
used on
Continental gasoline engine.
I �Ia
on beanng
cap
2
Shtm pock
3
Pump
bod)
4
BWihtng
5
Dnven gear
6 Ca•k•t
7
Cover
B.
Idler
geur
9 Shnft
10
Reli�f
valv�
plunger
II
Sprmg
12
Sprong
seal
13
AdJus\tng •hum
14
Cottor
pon
15
Drtve gear
16
Ret.aomng
I!CTI'"
Paragraphs
41 -42
Crankpin Diameter-
Standard
.
. .
. . 49.187-49.213
mm
(1.9365-1.9375
in.)
Rod Bearing
Clearance .
. . .
0.015-0.079
mm
<0.0006-0.0031
in.)
Wear Limit
.
.
.
.
. .
.
. . . 0.105
mm
(0.0041
in.)
Rod
Cap T01·que
. . .
.
. . .
.
54-61
N
· m
Flywheel Torque
(40-45
ft
.
.
Jbs.)
. 95-102
N
·
m
(70-75
ft .. Jbs.)
CRANKSHAFT REAR OIL SEAL
All Gasoline Models
42.
The crankshaft rear oil seal
(16-F
ig
. 38)
is contained in a one-piece
retainer and serv1ced only as an
assembly. To renew the seal, first
separate engine from transmission case
as outlined in paragraph
112
and remove
the flywheel. Remove the oil pan and the
two cap screws securing rear sea re·
tainer to mam bearing cap; remove the
three remaining cap scre,vs and lift off
the oil seal and retamer unit.
Apply a light coating of oil to seal lip,
and apply gasket sealer to mounting
gasket. Position seal retainer with the
two threaded holes down. Re•nstall cap
screws and tighten evenly to a torque of
11-14
N
·
m
(8-10
ft.-lbs.J. Complete the
assembly by reversing the disassembly
procedure.
to-
,"-14
t3 c::::-:
tt
-l
t2
-
�
1
5
23
