Yamaha XVS6501997 Service Manual page 31

Tightening torques
Part to be tightened
Cylinder head
Cylinder head
Cylinder head
Cylinder head cover bracket
Cylinder head (exhaust pipe)
Camshaft sprocket cover
Tappet cover
Rocker arm shaft (oil passage)
Bearing retainer (camshaft)
Spark plug
Cylinder
Lower cylinder head cover
Upper cylinder head cover
Connecting rod
Rotor
Valve adjusting locknut
Camshaft sprocket
Timing chain tensioner
Timing chain guide
Oil pump
Oil strainer cover
Oil filter cover
Carburetor joint
Air filter case stay
Air filter case assembly
Exhaust pipe joint (rear) and
cylinder head
Exhaust pipe joint (rear) and
muffler assembly (rear)
Exhaust pipe (front)
Exhaust pipe and muffler
Muffler
Crankcase (cylinder)
Crankcase (cylinder)
Crankcase
Crankcase
Bearing retainer (middle drive
pinion gear)
Crankcase cover (left)
Crankcase cover (right)
Clamp
One-way clutch
Primary drive gear
MAINTENANCE SPECIFICATIONS
g Part name
Stud bolt
Stud bolt
Stud bolt
Torx screw
Thread
size size
Nut M10
Nut M8
Bolt M8
Nut M10
M8
Bolt M6
Bolt M6
Bolt M16
Bolt M8
— M12
Bolt M6
Bolt M6
Screw M6
Nut M8
Bolt M10
Nut M6
Bolt M10
Bolt M6
Bolt M6
Bolt M6
Bolt M6
Bolt M6
Bolt M6
Bolt M6
Bolt M6
Nut M8
Bolt M8
Nut M8
Screw M8
Bolt M10
M10
M8
Bolt M8
Bolt M6
M8
Bolt M6
Bolt M6
Bolt M6
Bolt M8
Nut M10
2-11
SPEC
Tightening
torque
Q'ty y
Nm mSkg
8 35 3.5
2 20 2.0
4 20 2.0
8 35 3.5
4 15 1.5
4 10 1.0
8 10 1.0
4 38 3.8
4 20 2.0
Use lock washer
2 18 1.8
2 10 1.0
6 10 1.0
8 5 0.5
4 36 3.6
1 80 8.0
4 14 1.4
2 55 5.5
4 12 1.2
4 10 1.0
3 7 0.7
3 10 1.0
5 10 1.0
4 12 1.2
2 12 1.2
2 12 1.2
2 20 2.0
2 20 2.0
2 25 2.5
2 20 2.0
2 25 2.5
8 20 2.0
2 13 1.3
4 24 2.4
10 10 1.0
4 25 2.5
13 10 1.0
11 10 1.0
1 10 1.0
6 20 2.0
1 70 7.0
Use lock washer
Remarks
Stake