A2
GENERAL SPECIFICATION DATA
ENGINE - Diesel 1.8 litre
Type
..••...................
Number
of
cylinders
.•.....•.....
Bore
.......•
'
..............
.
Stroke
..•...................
Capacity
..........•.....•.•.•
Injection
order
................
.
Valve operation
...............
.
Compression ratio
.............
.
Torque (gross)
................
.
Crankshaft
Main journal diameter
...........
.
Minimum regrind diameter
........
.
Crankpin journal diameter
........
.
Minimum regrind diameter
..•......
Crankshaft end-thrust
•...........
Crankshaft end-float
..........•..
Main bearings
Number and
type
..............
.
Length: Front, centre and rear
..
.
•..
Intermediate
•..•.......•
Diametrical clearance
...........
.
Undersizes
....
'
..............
.
Connecting rods
Type
....•..................
Length between centres
......•....
Big·end bearings
Type
.••.••..•..............
Length
.....................
.
Diametrical clearance
.....•......
Undersizes
..................
.
Gudgeon pin
Type
...•••.................
Fit in piston
.................
.
Fit
in connecting rod
...........
.
Diameter (outer)
.•.............
Pistons
Type
..•••.•................
Clearances:
Top land
..................
.
Bottom
land
....•...........
Bottom
of
skirt
.............
.
Oversizes
...................
.
Piston rings
Compression:
Type: Top
•...•....•..•....
Second
..............
.
,Width
....................
.
Fitted gap:
Top
.....•........
Second
...........
.
Ring
to
groove clearance: Top
...
.
Second
..
Oil control
Type
....................
.
Fitted
gap
.................
.
Ring
to
groove clearance
.......
.
18V----D
4
3.16 in (80.26
mm)
3.5
in
(88.9 mm)
109.8 in
3
(1799 cm
3
)
1,3,4,2
Overhead
by
push-rod
21.47:
1
79'lbf
ft (10.92 kgf m)
at
2,400 rev/min
2.1262
to
2.1270 in (53.992
to
54.012 mm)
2.1162
to
2.1170 in (52.742
to
53.762 mm)
1.8759
to
1.8764 in (47.64
to
47.65 mm)
1.8659
to
1.8664 in (47.39
to
47.40 mm)
Taken
on
thrust washers at centre main
bearing
0.001
to
0.0055 in (0.025
to
0.139
mm)
5 Steel backed lead indium
1.120
to
1.130 in (28.45
to
28.70 mm)
0.760
to
0.770 in (19.30
to
19.55 mm)
0.001
to
0.0027 in (0.03
to
0.07
mm)
0.010 in (0.25 mm)
Horizontally split big-end, plain small end
6.220
to
6.222 in (157.9
to
158.0 mm)
Steel backed lead indillm
0.775
to
0.785 in (19.68
to
19.93 mm)
0.001
to
0.0027 in (0.03
to
0.07 mm)
0.010
in (0.25
mm)
Fully floating with circ1ip location
0.0001
to
0.0003 in (0.002
to
0.007 mm)
clearance
0.0002
to
0.0009 in (0.02
to
0.04
mm)
clearance
0.9998
to
1.0000 in (25.39
to
25.40
mm)
Aluminium alloy, solid skirt, with open
combustion cavity
0.0171
to
0.0211 in (0.43
to
0.57 mm)
0.0137
to
0.0172 in (0.35
to
0.44
mm)
0.004
to
0.005 in (0.10
to
0.13 mm)
0.020 in and 0.040 in (0.51 mm and 1.02
mm)
Chrome-faced
Tapered, cast iron alloy
0.0771
to
0.0781 in (1.96
to
1.98 mm)
0.012
to
0.017 in (0.30
to
0.43 mm)
0.009
to
0.014 in (0.23
to
0.35 mm)
0.0025
to
0.0045 in (0.06
to
0.11 mm)
0.0015
to
0.0035 in (0.04
to
0.09 mm)
Slotted scraper
0.012
to
0.017 in (0.30
to
0.43 mm)
0.0015
to
0.0035 in (0.04
to
0.09 mm)
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