Connecting Rods - AMC Rambler 1965 Technical & Service Manual

.\
3.333"
Diomele
r
lst
&
2nd
G.oove
D io
meler
+
3rd Goove
.0795"
.0805"
.t
88"
.199"
FIGURE
28
-
Piston Meosuremenls
piston, push
the ring down neor
the
lower end
of
ring trovel
oreo.
When other thon stondord ring
sizes
ore
used,
rings should be
individuolly
fitted
to
their
respeciive bores
for
o
gop
cleoronce
of'
No.
l.
..O1O"-.02O"
No.
2
.
.010"-.020"
No.
3
.
.015"-.055"
(Gop
of
Roil)
Piston Ring
lnstollotion
Qemovol
of
gloze from the
cylinder
woll for
quicker ring seoting con
be
occomplished
by
vorious
methods.
Where
on
exponding
type
hone
is
used,
do
not
use more
thon ten
strokes
(eoch stroke
down ond
return)
to
re-
condition
o
cylinder woll.
Successful
ring
instollotion
depends
upon
cleonliness
in hondling ports
ond
whlle honing
the
cylinder wolls.
The
engine beorings ond
lubricotion
sys-
'em
must
be
protected from
obrosives.
Rigid
type
hones
ore not
to
be
used
-l
remove
cylinder gloze os there
is
r
.',oys
o
slight omount
of
toper
in
:.
^Cer
wolls ofter the engine
hos
:
::
-
in
service.
:
'gs
must
be
instolled
on the
pis-
':-:
,',
th
o
ring
instolling
tool
to
pre-
.:-- :
srorfion
ond ring
breokoge.
:'-- io
instolling
the
piston
ond
:: -
-=:-
-:
rod
ossemblies into the
en-
. -: --:
oiston ring gops ore
to
be
r--r-:=r
s:
thot
the
f I
compression
--; - :-
r-omthef2compression
:.-::::
-^e oil
control
ring
spocer
expc:
tr.- ::c
ls
to be
instolled
ot
leost
90' ;-:-:
.he
Jf 2 compression ring
gop. The
c
:ontrol
roil
gops ore
to
be
instolled
90'
from the spocer gop
with
ot
leost
30'
between eoch
roil
gop.
ENGINE
_
6
CYLINDER OVERHEAD VALVE
232 Cubic lnch Displocement
Service Piston Ring Sets
For service
ring
replocement,
follow
detoiled
instructions
enclosed
in
the
ring
pockoge.
essory
to
olign the
connecting
rods
ond pistons os ossemblies
to
insure true
operotion in
the
cylinder bore.
Misoligned rods
will
couse
uneven
piston
ond ring weor
which
will
result
in
oil
consumption. The connecting
rod
should
be
inspected
for
o
twisted
or
bent condition
os
shown
in
Figures
3l
ond
32.
FIGURE
3l
-
Checking Connecting
Rod
Alignment for
Twist
9
e
3.328"
3.33
9"
J.JI'
I
t
.lr
(
t
CONNECTING
RODS
The connecting rods
ore
stomped
with the cylinder
numbers
in
which
they were
ossembled.
The numbers
ore
on the
mochined
surfoce
on the
some
side os the squirt
holes (Fig.
29).
Squirl
Hole
Cylinder Number on
Rod
ond
Cop ore
Assembled
to
Foce
lhe
Cqmshoft.
FIGURE
30 - Connecting
Rod
ldentificotion Morks
Connecting
Rod
Alignment
Whenever new rings ore instolled or
new piston pins
ore
reploced,
it
is
nec-
FIGURE
32
-
Checking Connecting
Rod
Alignment
for
Bend
o
%
I
Cylinder
Number
FIGURE
29
-
Connecting
Rod
Numbering ond Squirt Hole Locotion
The numbered sides
ond the
squirt
holes must
foce
the
comshoft.
The
squirt
holes
in
the
connecting
rods
Iubricote
the
comshoft
lobes,
toppets,
oil
pump ond distributor
drive
geors.
Oil
throw-off
from the
connecting
rod
beorings furnish Iubrlcotion
to
the
cylinder wolls, pisfons,
ond
piston
rings.
Assemble
the
connecting rods
to
the
pistons
with
the
notch
on the
pistons
focing
to
the front
of
the
engine
ond
the
numbered side
of
the
rods focing
the
comshoft.
,Fig.
30\.
I
I