Yamaha WaveRunner FZR-GX1800 Service Manual page 44

SPEC
Item
Valve spring
Free length
Intake and exhaust
Installed length
Intake and exhaust
Tilt limit
Intake and exhaust
Cylinder
Bore size
Piston
Piston outside
diameter D
Measuring point H
Piston ring groove
Top ring
2nd ring
Oil ring
Piston pin boss bore diameter
Piston pin
Outside diameter
Piston ring
Top ring
Type
Dimension B
Dimension T
End gap (installed)
Side clearance
2nd ring
Type
Dimension B
Dimension T
End gap (installed)
Side clearance
Oil ring
Dimension B
*1
Dimension T
End gap (installed)
Side clearance
*1 The figures are for reference only.
Maintenance specifications
Unit
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
B
T
mm (in)
mm (in)
*1
mm (in)
mm (in)
B
T
mm (in)
mm (in)
*1
mm (in)
mm (in)
B
mm (in)
mm (in)
T
*1
mm (in)
mm (in)
FZR
86.000–86.015 (3.3858–3.3864)
85.915–85.930 (3.3825–3.3831)
1.21–1.23 (0.0476–0.0484)
1.21–1.23 (0.0476–0.0484)
2.51–2.53 (0.0988–0.0996)
22.004–22.015 (0.8663–0.8667)
21.991–22.000 (0.8658–0.8661)
1.17–1.19 (0.0461–0.0469)
2.85–3.05 (0.112–0.120)
0.30–0.45 (0.012–0.018)
0.02–0.06 (0.0008–0.0024)
1.17–1.19 (0.0461–0.0469)
2.60–2.80 (0.102–0.110)
0.45–0.60 (0.018–0.024)
0.02–0.06 (0.0008–0.0024)
2.37–2.47 (0.093–0.097)
0.10–0.35 (0.004–0.014)
0.04–0.16 (0.0016–0.0063)
2-5
Model
FZS
45.58 (1.794)
34.00 (1.339)
2.0 (0.08)
10.0 (0.39)
Barrel
Taper
2.50 (0.098)
E
1
3
4
5
6
7
8
9