Camshaft
Journal diameteIS:
Front
.........
.
Centre
..•......
Rear
•..........
Bearing liner inside diameter (reamed
after fitting):
Front.·
.•..................
Centre
...................
.
Rear
••...................
Diametrical clearance
.•..........
End-thrust
......••.......•...
End-float
...................
.
Rocker gear
Rocker shaft diameter
...........
.
Rocker bush inside diameter (reamed in
position)
..................
.
Tappets
Type
................•......
Outside diameter
..............
.
Length
...
','
••...•..•........
Valves
Seat
angle: Inlet
....••..........
Exhaust
•..••........
Head diameter: Inlet
.•.....•.•...
Exhaust
..••.•....
Stem diameter: Inlet
.....••......
Exhaust
.•.•.•....
Stem
to
guide clearance: Inlet
......
.
Exhaust
...
.
Valve lift: Inlet and exhaust
.......
.
Valve:
Stand down
.••••.........
Valve guides
Length: Inlet and exhaust
....•....
Outside diameter: Inlet and exhaust
...
Inside diameter (reamed after fitting):
Inlet and exhaust
..•..........
Fitted height above spring seat: Inlet
and exhaust
................
.
Interference fit in head: Inlet and
exhaust
..........•.•......
Valve springs
Free length
• . . . . . . . • . . . . . . . . . .
Fitted length . . . . . . . . . . . . . . . . . .
Load
at
fitted length
............
.
Load
at
top
of
lift
.•.•..•.......
Number
of
working coils
.........
.
Valve timing
Timing marks
........•.......•
Rocker clearance: Running
.......
.
Timing
.......
..
Inlet valve: Opens
..•.....••.....
Closes
...•..•........
Exhaust valve: Opens
...........
.
Closes
.••.........
Lubrication
System
...•..................
System pressure: Running
........
.
Oil pump
.....•..............
Oil filter
........•.•..........
Oil pressure relief valve
..........
.
Relief valve springs: Free length
....
.
Fitted length
...
.
Load
at
fitted length
.••..........
1.78875
to
1.78925 in (45.43
to
45.44 mm)
1.72875
to
1.72925 in (43.91
to
43.93 mm)
1.62275
to
1.62325 in (41.22
to
41.23 mm)
1.79025
to
1.79075 in (45.47
to
45.48 mm)
1.73025
to
1.73075 in (43.95
to
43.96 mm)
1.62425
to
1.62475 in (40.26
to
40.27 mm)
0.001
to
0.002 in (0.02
to
0.05 mm)
Taken on locating plate
0.003
to
0.007 in (0.08
to
0.18 mm)
0.624
to
0.625 in (15.85
to
15.87 mm)
0.6255
to
0.6260 in (15.89
to
15.90 mm)
Bucket
0.8125 in (20.65 mm)
1.495
to
1.505 in (37.97
to
38.23 mm)
45°
45°
1.434
to
1.439 in (36.42
to
36.55 mm)
1.207
to
1.212 in (30.64
to
30.78 mm)
0.3428
to
0.3433 in (8.71
to
8.73 mm)
0.3422
to
0.3427 in (8.69
to
8.70 mm)
0.0008
to
0.0020 in (0.02
to
0.05 mm)
0.0014
to
0.0026 in (0.03
to
0.06 mm)
0.384 in (9.75 mm)
0.0445
to
0.0505 in (1.13
to
1.28 mm)
2.22
in
(56.39 mm)
0.5635
to
0.5640 in (14.31
to
14.33 mm)
0.3441
to
0.3448 in (8.74
to
8.76 mm)
0.55
to
0.56 in (13.9
to
14.2
mm)
0.0005
to
0.00175 in (0.01
to
0.04
mm)
1.92 in (48.77 mm)
1.44 in (36.57 mm)
821bf
(37.19 kgf,
364
N)
1421bf (64.4 kgf, 631 N)
4Ya
Dimples
on
timing wheels, marks on
flywheel
0.017 in (0.43 mm) cold
0.024 in (0.61 mm)
8° B.T.D.C.
42° A.B.D.C.
60° B.B.D.C.
12° A.T.D.C.
Wet sump, pressure fed
Between
idle
and
running
speed
the
pressure
will
vary
from
45-85
psi.
Rotor
type
Full flow; disposable cartridge
type
50lbf/in
2
(3.52 kgf/cm
2
)
3 in (76 mm)
2.156 in (54.77 mm)
15.5
to
16.51bf (7.0
to
7.4 kgf, 69
to
73
N)
A3
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