Model code

Model name

Year

4M4 & 4T6

5A9

XS650SH
XS650
XS650SH

1981
1983
1981

Valve Clearance Cold  
In 0.06 mm
Out 0.15 mm
Compression  
Pressure 9 - 11 Bar
Ratio 1 : 8.7
Engine Oil 20W50 - 20W40
Clutch  
Plates Friction + Clutch 7 + 6
Thickness Friction plate 3 mm
Thickness Clutch plate 1.4 mm
Adjustment Screw 1/4 turn back
Ignition CDI
Spark Plugs NGK BP-7ES
Spark plug gap 0.7 - 0.8 mm
Carburetor Mikuni BS 34
Main jet 132.5
Pilot jet 42.5
Chain - number of links 103
Sprocket Front 17
Sprocket Rear 34
Front fork  
Oil Quantity 169 cc
Oil Type SAE 10
Torque Specifications  
Cylinder head M6-10Nm M8-21Nm
M10-36Nm
Crankcase M8-20Nm
Tire Pressure  
Front 1.6 - 2.0 Bar
Rear 2.0 - 2.3 Bar
Brake Fluid Dot 3 or 4