dimensions YAMAHA YZF-R1SC 2004 Service Manual

2-1
GENERAL SPECIFICATIONSSPEC
SPECIFICATIONS
GENERAL SPECIFICATIONS
ItemStandardLimit
Model code5VY4 (USA), 5VY5 (CAL)



Dimensions
Overall length
Overall width
Overall height
Seat height
Wheelbase
Minimum ground clearance
Minimum turning radius
2,065 mm (8.13 in)
720 mm (28.3 in)
1,105 mm (43.5 in)
835 mm (32.9 in)
1,395 mm (54.9 in)
135 mm (5.31 in)
3,400 mm (133.9 in)



























Weight
Wet (with oil and a full fuel tank)
Maximum load (except motorcycle)
193 kg (425 lb) (USA)
194 kg (428 lb) (CAL)
202 kg (445 lb) (USA)
201 kg (443 lb) (CAL)







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2-4
ENGINE SPECIFICATIONSSPEC
ItemStandardLimit
Camshafts
Drive system
Camshaft cap inside diameter
Camshaft journal diameter
Camshaft-journal-to-camshaft-
cap clearance
Intake camshaft lobe dimensions
Measurement A
Measurement B
Exhaust camshaft lobe dimensions
Measurement A
Measurement B
Max. camshaft runout
Chain drive (right)
22.500  22.521 mm (0.8858  0.8867 in)
22.459  22.472 mm (0.8842  0.8847 in)
0.028  0.062 mm (0.0011  0.0024 in)
32.85  32.95 mm (1.293  1.297 in)
25.14  25.24 mm (0.990  0.994 in)
30.75  30.85 mm (1.211  1.215 in)
23.09  23.19 mm (0.909  0.913 in)















32.75 mm
(1.289 in)
25.04 mm
(0.986 in)
30.65 mm
(1.207 in)
22.99 mm
(0.905 in)
0.03 mm
(0.0012 in)
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2-5
ENGINE SPECIFICATIONSSPEC
Head Diameter Face Width Seat Width Margin Thickness
ItemStandardLimit
Timing chain
Model / number of links
Tensioning system
RH2020 / 122
Automatic







Valves, valve seats, valve guides
Valve clearance (cold)
Intake
Exhaust
Valve dimensions
0.11  0.20 mm (0.0043  0.0079 in)
0.21  0.25 mm (0.0083  0.0098 in)







Valve head diameter A
Intake
Exhaust
Valve face width B
Intake
Exhaust
Valve seat width C
Intake
Exhaust
Valve margin thickness D
Intake
Exhaust
Valve stem diameter
Intake
Exhaust
Valve guide inside diameter
Intake
Exhaust
Valve-stem-to-valve-guide clearance
Intake
Exhaust
Valve stem runout
Valve seat width
Intake
Exhaust
23.4  23.6 mm (0.9213  0.9291 in)
24.9  25.1 mm (0.9803  0.9882 in)
1.76  2.90 mm (0.0693  0.1142 in)
1.76  2.90 mm (0.0693  0.1142 in)
0.9  1.1 mm (0.0354  0.0433 in)
0.9  1.1 mm (0.0354  0.0433 in)
0.5  0.9 mm (0.0197  0.0354 in)
0.5  0.9 mm (0.0197  0.0354 in)
3.975  3.990 mm (0.1565  0.1571 in)
4.460  4.475 mm (0.1756  0.1762 in)
4.000  4.012 mm (0.1575  0.1580 in)
4.500  4.512 mm (0.1772  0.1776 in)
0.010  0.037 mm (0.0004  0.0015 in)
0.025  0.052 mm (0.0010  0.0020 in)




0.9  1.1 mm (0.0354  0.0433 in)
0.9  1.1 mm (0.0354  0.0433 in)















1.6 mm (0.06 in)
1.6 mm (0.06 in)
0.5 mm (0.02 in)
0.5 mm (0.02 in)
3.945 mm
(0.1553 in)
4.425 mm
(0.1742 in)
4.050 mm
(0.1594 in)
4.550 mm
(0.1791 in)
0.08 mm
(0.0032 in)
0.10 mm
(0.0039 in)
0.01 mm
(0.0004 in)
1.6 mm (0.06 in)
1.6 mm (0.06 in)
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2-7
ENGINE SPECIFICATIONSSPEC
ItemStandardLimit
Piston
Piston-to-cylinder clearance
Diameter D
Height H
Piston pin bore (in the piston)
Diameter
Offset
Offset direction
Piston pins
Outside diameter
Piston-pin-to-piston-pin-bore
clearance
Piston rings
Top ring
Ring type
Dimensions (B
T)
End gap (installed)
Ring side clearance
2nd ring
Ring type
Dimensions (B
T)
End gap (installed)
Ring side clearance
Oil ring
Dimensions (B
T)
End gap (installed)
0.010  0.035 mm (0.0004  0.0014 in)
76.975  76.990 mm (3.0305  3.0311 in)
5 mm (0.20 in)
17.002  17.013 mm
(0.6694  0.6698 in)
0.5 mm (0.0197 in)
Intake side
16.991  17.000 mm
(0.6689  0.6693 in)
0.002  0.022 mm (0.0001  0.0009 in)
Barrel
0.90
2.75 mm (0.04
0.11 in)
0.15  0.25 mm (0.0059  0.0098 in)
0.030  0.065 mm (0.0012  0.0026 in)
Taper
0.80
2.75 mm (0.03
0.11 in)
0.30  0.45 mm (0.0118  0.0177 in)
0.020  0.055 mm (0.0008  0.0022 in)
1.50
2.25 mm (0.06
0.09 in)
0.10  0.40 mm (0.0039  0.0158 in)0.120 mm
(0.0047 in)








17.043 mm
(0.6710 in)








16.971 mm
(0.6682 in)
0.072 mm
(0.0028 in)








0.50 mm
(0.0197 in)
0.115 mm
(0.0045 in)








0.80 mm
(0.0315 in)
0.115 mm
(0.0045 in)








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5-15
CAMSHAFTENG
NOTE:
6. Remove:

intake camshaft
1

exhaust camshaft 2
To prevent the timing chain from falling into the
crankcase, fasten it with a wire
3.
7. Remove:

camshaft sprockets
EAS00204
CHECKING THE CAMSHAFTS
1. Check:

camshaft lobes
Blue discoloration / pitting / scratches
Re-
place the camshaft.
2. Measure:

camshaft lobe dimensions
a and b
Out of specification
Replace the cam-
shaft.
Camshaft lobe dimension limit
Intake camshaft
a 32.85
32.95 mm
(1.293
1.297 in)
: 32.75 mm (1.289 in)
b 25.14
25.24 mm
(0.990
0.994 in)
: 25.04 mm (0.986 in)
Exhaust camshaft
a 30.75
30.85 mm
(1.211
1.215 in)
: 30.65 mm (1.207 in)
b 23.09
23.19 mm
(0.909
0.913 in)
: 22.99 mm (0.905 in)
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