VALVE
GUIDES
Material
_.....
Inside
diameter
(Inlet and
exhaust)
Outside
diameter
(Inlet and exhaust)
~
Length:
Inlet
'"
...
_..
.
..
•
"IA
Exhaust
I""
.",11.
s".~
VALVE
SPRINGS
(RED
AND
WHITE)
~_
Free
length:
Inner
..
,
'.
I
~.\.
~
Total
numberOou/~~il';;
Inn~;'
~'z.,.
.1
Queer
I j
pair
Total
fitted
load
t!1
Valve
open:
Inner
...-11.;;:1
Outer
~,P
Valve closed: Inner
~-
Outer
GENERAL
DATA
GD
Hldural 5
·313"/,312'
(7,950/7,924
mm,)
,5005/,5010
In,
(12,7127/12,7254
mm,)
1·875 In. 147'625 mm.)
1·875
In.
47·625
mm.\
10468 In. (37·2872 mm.)
1,600 In, (40,64 mm,)
6
5,
88 Ibs, (39'952 kg,)
121
Ibs, (54-934 kg,)
37-40 Ibs,
(16'798-18,144
kg,)
48-53 Ibs,
(21·792-24,062
kg.)
, ,
VALVE
TIMING
(Mechod
1)
Set
all
tappet
c1ear_{50:
[nletcpens,
beforeT.D.C.
:loees @ 0-020
In
(0'
64
0
Inlet closes.
after
B.D.C.
50
mmf
for checkln
67
Exhaust
opens,
before
B.D.C.
g
47"
Exhaust closes,
after
T.O.C.
ROCKERS
Bore
...
Rocker
spindle
diameter
...
Tappet
clearance (cold): Inlet
Exhaust •..
CAMSHAFTS
Journal
diameters
Dlametral clearances
End
float
Cam
11ft:
Inlet
and
exhaust
Base
circle
radius
TAPPETS
Tip
radius
..•
Tappet
diameter
...
Clearance
In
guide
block
TAPPET
GUIDE
BLOCK
Diameter
of
bores
...
Outside
diameter
•.. .
..
Interference
fit
In
cylinder
block
IGNITION
TIMING
Crankshaft
position
(B.T.D.C.) Fully
advanced
...
Piston
position
(B.T.D.C.) Fully
advanced
TACHOMETER
DRIVE
Drive
gear
shaft
Drive
gear
housIng
Driven
gear
shaft
Bush (plain)
Bush (flanged)
TIMING
GEARS
Inlet
and
exhaust
camshaft
pinions:
No.
of
teeth
.
Fit
on
camshaft
.
Intermediate
timing
gear
No.
of
teeth
Bore
Bush
bore
...
IntermedIate
wheel
spindle
Diameter
Crankshaft
pinion:
No.
of
teeth
...
Fit
on
crankshaft
CONTACT
BREAKER
(7CA)
Gap
setting
...
Advance
range
Fully
advanced
at
(Mechod 2)
5t all
til
ts Z
{At
piston
T.O.C.
(Exhaust
Stroke)
cfearancepr~r
chee:k~
Jnlct valve
open
0·125/0·135
In
(3·18/3'4
mm
Ing only Exhaust valve
open
0·125/0·135
In
(3·18/3·4
mml
(measured
on
valve
top
collar)
·5002/,5012 In,
(12,7050/12,7304
mm.)
,4990/,4995 In. (12·6746/12-6873
mm,)
·006 In. (0,1524 mm.)
·008
In.
(0·2032 mm.)
1'061/10060 In, (26,9494/26,9240
mm,)
,0025/,001 In, (0·063S/0,0254 mm.)
,007/,021 In. (,178/0,305
mm,)
,329 In, (8,3566
mm.)
,406
In,
dla, (10·3124
mm.)
1-125 In. (28'575 mm,)
·3115/3105
In,
(7,9121/7,8994
mm,)
,0025/,001 In, (0,0635/0·02S4 mm,)
·3130/,3125 In, (7,9502/7,9375
mm.)
1-1517/1-1572 In. (29,4055/29,3929 mm,)
,002/,001 In, (0,0508/0,0254 mm,)
38'
,357 In, (9'0678 mm,)
'280/'2791n,
dla.
(7,112/7,087
mm.)
,2822/,2807 In, dla,
~'168/7'130
mm,)
·2410/·2405 In, dla,
6,121/6·109
mm,)
,2435/·2425 In, dla.
6·185/6·160
mm,)
,2435/,2425, In. dla,
(6,185/6,160
mm,)
50
,000/·001 In, (,000/,0254
mm.)
47
,8745/·8740·
(22,2123/22'1996
mm.)
,6892/,6885 In.
(17'5056/17'4879
mm.)
,6880/·6877 In, (17,475/17,467
mm,)
25
+,0005 In.
(+
,0127
mm,)
- ·0005 In,
(-
·0117
mm.)
,01'1-,016 In. (0,355..
1H06
mm,)
12'
(24" crankshaf<)
2,000
r.p,m,
GD3
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