Yamaha FJR1300R, Service Manual

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SPEC
ENGINE SPECIFICATIONS
Cylinders
Cylinder arrangement Forward inclined parallel 4-cylinder ----
Bore
×
stroke 79.0
×
66.2 mm (3.11
×
2.61 in) ----
Compression ratio 10.8 : 1 ----
Bore 79.00 ~ 79.01 mm (3.1102 ~ 3.1106 in) ----
Max. taper ---- 0.05 mm
(0.002 in)
Max. out-of-round ---- 0.05 mm
(0.002 in)
Pistons
Piston-to-cylinder clearance 0.020 ~ 0.045 mm (0.0008 ~ 0.0018 in) 0.012 mm
(0.0005 in)
Diameter D 78.965 ~ 78.980 mm (3.1089 ~ 3.1094 in) ----
Height H 5 mm (0.2 in) ----
Piston pin bore (in the piston)
Diameter
19.004 ~ 19.015 mm (0.7482 ~ 0.7486 in) 19.045 mm
(0.7498 in)
Offset 0.5 mm (0.0197 in) ----
Offset direction Intake side ----
Piston pins
Outside diameter
18.991 ~ 19.000 mm (0.7477 ~ 0.7480 in) 18.971 mm
(0.7469 in)
Piston-pin-to-piston-pin-bore clear-
ance 0.004 ~ 0.024 mm (0.0002 ~ 0.0009 in) 0.074 mm
(0.0029 in)
Piston rings
Top ring
Ring type Barrel ----
Dimensions (B
×
T) 1.0
×
2.8 mm (0.039
×
0.110 in) ----
End gap (installed) 0.35 ~ 0.45 mm (0.014 ~ 0.018 in) 0.70 mm
(0.028 in)
Ring side clearance 0.03 ~ 0.07 mm (0.0012 ~ 0.0028 in) 0.12 mm
(0.0047in)
Item Standard Limit
H
D
T
B