Yamaha RD250 Ergänzung Zur Wartungsanleitung Seite 36

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7-2. SPECIFICATIONS
Belgium
NOTE: A: Austria B:
G: Germany
F: FranCe
S. Switzerland
sw : Sweden
A. General
I te ms
Model :
Model (I.B.M. No.)
Frame I.D. and starting number
Engine I.D. and starting number
Dimension:
Overall length
Overall width (Straight handlebar)
(Semi up handlebar)
Overall height (Straight handlebar)
(Semi up handlebar)
Seat height
Wheel base
Minimum ground clearance
Weight :
Net weight
Performance :
Climbing ability
Minimum turning radius
O — 400 m acceleration time
Braking distance
Fuel consumption
England
D: Denmark E
Holland : Italy
H:
RD250 R 0400
RD250 (2R8) RD400 (2R9)
(2T0) (G)
1 A2-220101 IA3-110101
IA2-310101 (G)
IA3-110101
1 A2-220101
IA2-310101 (G)
2,030 mm (79.9 in) 2,030 mm (79.9 in)
2,015 mm (79.3 in)
2,015 mm (79.3 in)
(D)
1 ,995 mm (78.5 in)
1 ,995 mm (78.5 in)
760 mm (29.9 m)
850 mm (33.5 in)
1,060 mm (41.7 in)
1,105 mm (43.5 In)
800 mm (31 .5 in) (31. 5 in)
800 mm
790 mm (31.1 in)
1 ,320 mm (52.0 in)
1 ,325 mm (52.2 in)
150 mm ( 5.9 in) ( 5.9 in)
150 mm
145 mm 5.7 in)
156.5 kg (345 lb) 158.5 kg (349 lb)
154.5 kg (341 lb) 156.5 kg (345 lb)
280
2,300 mm (90.6 in)
14.7 sec. 14.0 sec.
14m km/h
32 km/lit km/h
B. Engine
Items
Description:
Engine type
Engine model
Displacement
Bore x stroke
Compression ratio
Starting system
Ignition system
Lubrication system
Cylinder head:
Combustion chamber volume
Cornbustion chamber type
Head gasket thickness
Tightening torque
Cylinder head holding nut
(M8 P1.25)
spark plug (M14 P1.25)
Cyli nder:
Material
Bore size
Taper limit
Out of round limit
Piston:
Piston skirt clearance
Piston over size
Piston pin outside diameter
x length
Piston ring:
Piston ring design, top
Piston ring design, 2nd
Ring end gap, installed, top
R 0250 RD400
Air cooled, 2-stroke
forward incline. twin,
torque induction
system
IA3
IA2
247 cc 398 cc
64 x 62 mm
54 x 54 mm
(2.13 x 2.13 in) (2.52 x 2.44
58: 1 6.0 : 1
Primary kick starter
C.D.I
Separate lubricator
(Yamaha Autolube)
26.3 ±0.4 cc
16.4 ±0.3 cc
(with B-8ES) (with B-8ES)
Dome + squish
0.5 mm (0.02 in)
2.0 m-kg (14.5 ft-lb)
2.0 m-kg (14.5 ft-lb)
- Aluminum alloy with
cast iron sleeve
+0.02
+0.02
54
mm
mm
+0.0008
+0.0008
(2.13 in) (2.52
0.05 mm (0.002 in)
0.01 mm (0.0004 in)
0.035 — 0.040 mm
(0.0014 — 0.0016 in)
54.25 mm (2.136 in) 64.25 mm (2.530
64.50 mm (2.539
54.50 mm (2.146 in)
64.75 mm (2.549
54.75 mm (2.156 in)
55.00 mm (2.165 in) 65.00 mm (2.559
16 x 54 mm
16 x 44.5 mm
(0.63 x 2.13
(0.63 x 1.75 in)
Keystone ring
(1.2 mm)
Plain ring (1.5 mm)
0.3 — 0.5 mm
0.2 — 0.4 mm
(0.008 — 0.016 in) (0.012 — 0.020
in)
in)
in)
in)
in)
in)
in)
in)