Installation Instructions
1 ENGINE
0087F060
B1700·B21 00·B2400 WSM, 11770
Free
Length and Tilt
of
Valve Spring
1.
Measure
the
length
A
with
vernier
calipers.
If
the
measurement
is
less
than the allowable
limit,
replace.
2.
Put
the
spring on a surface plate, place a square on the side
of
the
spring, and check
to
see
if
the entire side
is
in contact
with
the
square. Rotate
the
spring
and measure
the
maximum
B.
Ifthe
measurement exceeds the allowable
limit,
replace.
3.
Check the entire surface
of
the spring
for
scratches. Replace
it,
if
any.
Factory
spec.
37.0
to
37.5 mm
Valve spring free
1.457
to
1.476 in.
length
Allowable
limit
36.5 mm
1.407 in.
Valve spring
tilt
Allowable
limit
1.0mm
0.039 in.
0087F061
0321F205
Valve Spring Setting Load
1.
Place
the
spring on a tester and compress
it
to
the
same
length
it
is
actually compressed in
the
engine.
2.
Read
the compression load on
the
gauge.
3.
Ifthe
measurement exceeds the allowable
limit,
replace it.
v·'z
11.97
kgf
/31.0
mm
Factory
spec.
117.4 N'm
/31.0
mm
load
26.4lbs.l1.22 in.
Valve Setting
Allowable
limit
10.2
kgf/31.0
mm
100.0 N'm
/31.0
mm
length
22.5 Ibs.l1.22 in.
Oil Clearance
of
Rocker Arm Shaft and Bearing
1.
Measure
the
rocker
arm
bearing
I.D.
with
an
inside
micrometer.
2.
Measure
the
rocker
arm
shaft
a.D.
with
an
outside
micrometer, and then calculate
the
oil clearance.
3.
If
the
clearance exceeds
the
allowable
limit,
replace
the
rocker arm and measure
the
oil clearance again.
If
it
still
exceeds
the
allowable
limit,
replace also
the
rocker arm
shaft.
Factory
spec.
0.016
to
0.068 mm
Clearance between 0.0007
to
0.0026 in.
rocker arm shaft and
rocker arm
Allowable
limit
0.10 mm
0.0039 in.
Rocker arm shaft
a.D.
Factory
spec.
11.973
to
11984 mm
0.4714
to
0.4731 in.
Rocker arm
I.D.
Factory
spec.
12.000
to
12.041 mm
0.4724
to
0.4731 in.
Push
Rod
Alignment
1.
Place
the
V blocks on
the
surface plate and
put
the
push rod
on
the
V blocks.
2.
Place
the
dial gauge
at
the
center
of
the push rod, rotate
the
push rod, and set the dial gauge
to
"0"
when
the
push rod
is
at
its lowest position.
3.
Rotate
the
push rod and read
the
maximum value on the dial
gauge.
4.
If
the
alignment exceeds
the
allowable
limit,
replace
the
push rod.
0132F084
Push
rod
alignment
1-534
Allowable
limit
0.25 mm
0.0098 in.