Yamaha FZS1000N, Service Manual

Page: 26 / 394

2-7
ENGINE SPECIFICATIONS
SPEC
Item Standard Limit
Cylinders
Cylinder arrangement
Bore
X
stroke
Compression ratio
Bore
Max. taper
Max. out-of-round
Forward-inclined, parallel 4-cylinder
74
X
58 mm (2.91
X
2.28 in)
11.4 : 1
74.00
X
74.01 mm (2.9134
X
2.9138 in)
0.05 mm
(0.0016 in)
0.05 mm
(0.0016 in)
Pistons
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
X
T)
End gap (installed)
Ring side clearance
0.030
X
0.055 mm (0.001
X
0.002 in)
73.955
X
73.970 mm
(2.9118
X
2.9122 in)
5 mm (0.20 in)
17.002
X
17.013 mm
(0.6694
X
0.6698 in)
0.5 mm (0.0197 in)
Intake side
16.991
X
17.000 mm
(0.6689
X
0.6693 in)
0.002
X
0.022 mm
(0.00008
X
0.00087 in)
Barrel
0.90
X
2.75 mm (0.035
X
0.108 in)
0.32
X
0.44 mm (0.010
X
0.020 in)
0.030
X
0.065 mm (0.0012
X
0.0026 in)
0.12 mm
(0.005 in)
17.043 mm
(0.6710 in)
16.971 mm
(0.6681 in)
0.072 mm
(0.0028 in)