Lotus TURBO ESPRIT Service Manual page 33

SECTION TD
B
Page
7
-
~
:
..
, ,
.
.
.
,
FLYWHEEL
.
Max. axial run-out over clutch face
0.05 mm. (0.002 in.)
CONNECTING ROD
TY
~e
' I '
section
Material Steel forging
1
Distance between
centres
1 39.70 m m
.
(5.500 in .)
+
-
0.25
mm.
(0.001 in.)
Bearings (big end)
-
Type
Steel
backed, leaded bronze
-
Static clearance
*
0.025
-
0.081
mm.
(0.0010
-
0.0032 in.)
-
End float on crankpin 0.10
-
0.25
mm.
(0.004
-
0.010 in.)
Small end bore (bushed) 25.405/25.410
mm.
(1.0002
-
1.0004 in.)
Permissable weight variation between rods 2 grammes (in any set)
*
Bearing clearance
i s
measured with Plastigage
GUDGEON PIN
Type
Location
Diameter
Class of fit
PISTON AND LINER
Fully floating
Circl
ips
25.40
mm.
(1.00 in.)
Finger push f i t at20°c (68'~)
Piston
-
Type
-
Material
-
Rings
-
Diameter 91 0 Std
-
grade 'A'
91 0 Std
-
gmde '8'
910 HC
-
grade
'A'
91 0 HC
-
gmde 'B'
-
Grade diameter
-
910 Std
-
910 HC
-
Gudgeon pln bore offset
-
91 0 Std
-
910 HC
Sol id skirt
Aluminium alloy
2 compression, 1 oil control
95 .148/95.161
mm
(3.7460/3 .7465
i
n)
95 .16 l/95.l74 m m (3.7465/3 .747O i n)
95.205/95.219 m m (3.7482/3.7488 in)
95.21 7/95.231 m m (3.7487/3.7493 in)
15
mm
(0.6 in) up from skirt edge
10.2mm (0.4 in) up from skirt edge
1
pin axis
1.52
mm
(0.060 in) towards thrust face
Zero
DEC 1986
-
Permtssable weight variation
between plstom
3 grammes