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GENERAL DATA-continued
VALVE SPRINGS
Free
length:
Inner
Outer
Fitted length:
Inner
Outer
Number of working
coils:
Inner
Outer
Pressure:
Valve open
Valve closed
TAPPETS
Type
Diameter:
Body
Working face
Length
(From
Engine
No.
1087)
CAMSHAFIS
Journal diameters
End-float
.
.
Bearings: number
and
type
Inside diameter
..
Clearance ..
HALF-SPEED SHAFT
Journal
diameters
:
Front
Centre
Rear
End-float .
.
Bearings
: number and
type
Inside diameter (reamed in
position):
Front
Centre .
.
Rear
Clearance .
.
ENGINE LUBRICATION SYSTEM
Oil pump
Type
Relief pressure valve
operates
Relief valve spring:
Free length
..
Fitted length
Oil filter
Type
Capacity
MGA (Twin Cam).
[ $SUe
6.
32403
2·3
in.
(58·42 rom.).
2·54 in. (64·51 mm.).
.
.
1·62
in.
(41-15 mm.).
1·78
in.
(45·21 mm.).
7·8.
6.
. .
Inner 65 lb.
(29·5
kg.). Outer 125 lb. (56·7 kg.).
. .
Inner 42
lb.
(19·1
kg.).
Outer 84 lb. (38·1 kg.).
.
.
Inverted bucket.
1·5
in.
(38·1 mm.).
1·5 in. (38·
1
mm.).
.
.
1·25 in. (31
·75
mm.).
.
.
1·5
in.
(38·1 mm.).
1·250 to 1·2505 in. (31·75 to 31 ·76 mro.)
·001 to ·005
in.
(·025
to
·127
mm.).
.
.
3.
D2
bi-metal bearings.
. .
1·2515 to
1·2525
in. (31·788 to 31-813 rom.).
.
.
·001 to -()()25 in. (·0254 to ·0635 mm.).
1·78875 to 1·78925
in.
(45·43 to 45·44 mm.).
1·72875 to 1·72925
in.
(43·91
to
43·92 mm.).
1-62275 to 1·62325
in.
(41·22 to 41·23 mm.).
·003 to ·006
in.
(·076 to ·152
rom.).
.
.
3.
ThinwaU steel-backed white metal
1·790
in.
(45·47 mm.).
1·730
in. (43·94
mm.).
.
.
1·624
in.
(41 ·25
mm.).
. .
-()01 to ·002 in. (·025 to ·051 mm.).
.
.
Eccentric rotor.
.
.
50 lb.fsq
. in. (3·
52
kg.fcm.
2
)
.
.
.
3 in.
(76·2
mm.).
. .
2
1~
in.
(54·77 mm.) at 16
lb.
(7·26 kg.)
load.
.
.
External
renewable
elcmc:nt, fuU-fiow.
. .
i
pint
(
·6
U.S. pint,
·28 litre).
General Data 3
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