Yamaha FJR1300N 2001, Service Manual

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SPEC
ENGINE SPECIFICATIONS
Cylinders
Cylinder arrangement Forward inclined parallel 4-cylinder ----
Bore
×
stroke 79.0
×
66.2 mm ----
Compression ratio 10.8 : 1 ----
Bore 79.00 ~ 79.01 mm ----
Max. taper ---- 0.05 mm
Max. out-of-round ---- 0.05 mm
Pistons
Piston-to-cylinder clearance 0.020 ~ 0.045 mm 0.012 mm
Diameter D 78.965 ~ 78.980 mm ----
Height H 5 mm ----
Piston pin bore (in the piston)
Diameter 19.004 ~ 19.015 mm 19.045 mm
Offset 0.5 mm ----
Offset direction Intake side ----
Piston pins
Outside diameter 18.991 ~ 19.000 mm 18.971 mm
Piston-pin-to-piston-pin-bore clear-
ance 0.004 ~ 0.024 mm 0.074 mm
Piston rings
Top ring
Ring type Barrel ----
Dimensions (B
×
T) 1.0
×
2.8 mm ----
End gap (installed) 0.35 ~ 0.45 mm 0.7 mm
Ring side clearance 0.03 ~ 0.07 mm 0.12 mm
2nd ring
Ring type Taper ----
Dimensions (B
×
T) 1.0
×
2.9 mm ----
End gap (installed) 0.75 ~ 0.85 mm 1.2 mm
Ring side clearance 0.02 ~ 0.06 mm 0.12 mm
Item Standard Limit
H
D
T
B
B
T