Datsun 510 series Workshop Manual page 22

Wear limit
Crank
pin journal
diameter
Max
crankpin
taper
Max
crankpin
out
of round
Thickness
of
main
bearing
shells
0 3
mm
0 012 in
49 961 49 975
mm
1
967 1 9675
in
0 03
mm
0 012 in
0 03
mm
0 012 in
1 827 1835
mm
0 072 0 0722
in
Main
bearing running clearance
0 0200 062
mm
0 0008 0 0024
in
Max main
bearing running
clearance
Crankshaft bend limit
Material
Type
Piston diameters
Standard
I
st
oversize
2nd oversize
3rd oversize
4th oversize
5th oversize
Width of
ring
grooves
Top
and second
Oil control
Piston running clearance
0 12
mm
0 0047 in
0 05
mm
0 002 in
PISTONS
Cast aluminium
Slipper skirt
82 99 83 04
mm
3 267 3 269
in
83 22 83 27
mm
3 276 3 278
in
83 47 83 52
mm
3 286 3 288
in
83 72 83 77
mm
3 296 3 298
in
83 97 84 02
mm
3 305 3 308
in
84 47 84 52
mm
3 326 3 328
in
2 0
mm
0 08 in
4 0
mm
0 16 in
0 025 0 045
mm
0 001 0 002
in
PISTON PIN
Pin diameter
20 995 21000
mm
0 8266
0 8268 in
Pin
length
72 0072 25
mm
2 8346 2 8445
in
Pin running clearance in piston
0 0080 010
mm
0 00030 0004
in
Pin interference fit in small end bush
0 015 0 033 mm
0 00060 0013
in
Piston ring height
Top and second
Oil control
Side clearance in grooves
Top
PISTON RINGS
2 0
mm
0 08 in
4 0
mm
0 16 in
0 040 0 073
mm
0 00160 0029
in
Second
Oil control
Piston
ring
gaps
Top
Second
Oil control
Material
Distortion of
sealing
face
Max distortion
Valve
seat
insert material
Inlet
Exhaust
Fit
Drive
Chain
Chain tensioner
0 030 0 063
mm
0 0012 0 0025
in
0 025 0 063
mm
0 001 0 0025
in
0 23 0 38
mm
0 0091 0 0150
in
0 15 0 30
mm
0
006 0 012
in
0 15 030
mm
0 006 0 012 in
CYLINDER HEAD
Aluminium alloy
0 03
mm
0 0012 in
0 1
mm
0 004
in
Aluminium bronze
Special
cast
Hot
pressed
CAMSHAFT DRIVE
From crankshaft
double roller type
Spring and oil pressure control
Engine
model
lWIN CHOKE CARBURE ITOR
Outlet diameter
Venturi diameter
Main
jet
Main air bleed
Slow
running jet
Power jet
Float level
Fuel
pressure
Weight
Altitude setting main jet
1000
m
3300 ft 94
2000
m
6600
ft
92
3000
m
10
000
ft
89
4000
m
13
300 ft 87
5000
m
16
600 ft 85
PRIMARY
L13
SECONDARY
30mm
27x 12mm
150
90
180
26
mm
21 x
8
mm
96
80
43
40
23 I
mm
0 905 0 04 in
0 24 kg
sq
em
3
41b
sq in
2 55
kg
5 61 lb
1
21