Yamaha FJR13AY 2009, Service Manual

Page: 55 / 744

ENGINE SPECIFICATIONS
2-6
Height H 5.0 mm (0.20 in)
Offset 0.50 mm (0.0197 in)
Offset direction Intake side
Piston pin bore inside diameter 19.004–19.015 mm (0.7482–0.7486 in)
Limit 19.045 mm (0.7498 in)
Piston pin outside diameter 18.991–19.000 mm (0.7477–0.7480 in)
Limit 18.971 mm (0.7469 in)
Piston-pin-to-piston-pin-bore clearance 0.004–0.024 mm (0.00016–0.00094 in)
Piston ring
Top ring
Ring type Barrel
Dimensions (B
×
T) 1.00
×
2.80 mm (0.04
×
0.11 in)
End gap (installed) 0.35–0.45 mm (0.0138–0.0177 in)
Limit 0.70 mm (0.0276 in)
Ring side clearance 0.030–0.070 mm (0.0012–0.0028 in)
Limit 0.120 mm (0.0047 in)
2nd ring
Ring type Taper
Dimensions (B
×
T) 1.00
×
2.90 mm (0.04
×
0.11 in)
End gap (installed) 0.75–0.85 mm (0.0295–0.0335 in)
Limit 1.20 mm (0.0472 in)
Ring side clearance 0.020–0.060 mm (0.0008–0.0024 in)
Limit 0.120 mm (0.0047 in)
Oil ring
Dimensions (B
×
T) 2.00
×
2.50 mm (0.08
×
0.10 in)
End gap (installed) 0.20–0.60 mm (0.0079–0.0236 in)
Ring side clearance 0.060–0.150 mm (0.0024–0.0059 in)
Connecting rod
Oil clearance (using plastigauge
®
) 0.031–0.048 mm (0.0012–0.0019 in)
Bearing color code 1.Blue 2.Black 3.Brown 4.Green 5.Yellow 6.Pink
H
D
T
B
B
T
B
T