Torque Values - Honda 2000 XR50R Service Manual

GENERAL INFORMATION
TORQUE VALUES
STANDARD-------,----------r----------------,----------,
FASTENER TYPE
5 mm
hex bolt and nut
6 mm hex bolt and nul
8 mm hex bolt and nut
10 mm hex bolt and nut
12 mm hex bolt and nut
TORQUE
N·m (kgf.m,lbf.ft)
5 (0.5,3.6)
10 (1.0,7)
22(2.2,16)
34 (3.5.25)
54 (5.5,40)
• Torque specifications listed below are for important fasteners .
FASTENER TYPE
5 mm screw
6
mm screw
6 mm flange bolt (8 mm head,
small flange l
6 mm flange bolt (8 mm head,
large flange )
6 mm flange bolt (10 mm head)
and nut
8 mm flange bolt and nut
10 mm flange bolt and nul
• Others should be tightened to standard t orque values listed above.
NOTES: 1.Apply oil to the threads.
2. Apply grease to the seating surface.
3. U-nut.
4. ALOe bolt; replace w ith a new one.
r-
ENGINE
THREAD TOROUE
TOROUE
N-m (kgf.m, Ibf·ft)
4 (0.4,2.9)
9 (0.9,6.5)
100.0 , 7)
12(1.2,9)
12(1.2,9)
26 (2.7,20)
39 (4.0 ,29)
ITEM Q'lY
DIA.(mm)
N·m (kgf.m, Ibf·ft)
REMARKS
MAINTENANCE:
Spark plug
1
10 12(1.2,9)
Oil drain bolt
1
12 25 (2.5 , 18)
Valve adjuster hole cap
2
30 12 (1.2,9)
NOTE 1
Valve adjuster lock nut 2 5 9 (0.9,6.5)
Clutch adjuster lock nut 1 8 12 (1. 2 ,9)
LUBRICATION SYSTEM:
Oil pump mounting screw 3
6
8 (0.8,5.8)
Oil pump cover screw
3 5 5 (0.5,3.6)
ENGINE REMOVAL/INSTALLATION:
Drive sprocket fixing plate bolt
2 6
12( 1.2,9)
CYLINDER HEAD/VALVES:
Cylinder head nut
•
6
11 (1.1 ,8)
Cylinder head right side cover bolt
2 6
10( 1.0,7)
Cam sprocket bolt
2 5 9 (0.9,6.5)
CYLINDER/PISTON:
Cam chain guide railer pin bolt
1 8 10 (1.0,7)
CLUTCH/GEARSHIFT LINKAGE:
Clutch outer cover screw
•
5 5 (0.5 .3.6)
Clutch lock nut
1
,.
42 (4.3,31)
Clutch assembly screw
•
5
6 (0.6,4.3)
Shift drum stopper arm bolt
1 6 13(1.3 ,9)
Shift return spring pin 1 8 29 (3.0,22)
Gearshift cam plate bolt
1 6 1711.7 , 12)
ALTERNATOR/CAM CHAIN TENSIONER:
Flywheel nut
1 10 41(4.2,30)
Cam chain tensioner sealing bolt
1
,.
23/2.3,17)
Cam chain tensioner pivot bolt
1 8 16(1.6,12)
CRANKSHAFT/TRANSMISSION/KJCKSTARTER:
Shift drum bolt
1
6
12(1 .2,9)
1-10
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