KYMCO KXR 250, Service Manual

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1
. GENERAL INFORMATION
1-11
Mongoose/KXR 250
TORQUE VALUES
STANDARD TORQUE VALUES
Item Torque (kgf-m) Item Torque (kgf-m)
5mm bolt and nut
6mm bolt and nut
8mm bolt and nut
10mm bolt and nut
12mm bolt and nut
14mm bolt and nut
0.45
～
0.6
0.8
～
1.2
1.8
～
2.5
3.0
～
4.0
5.0
～
6.0
6.0
～
8.0
4mm screw
5mm screw
6mm screw, SH bolt
6mm flange bolt and nut
8mm flange bolt and nut
10mm flange bolt and nut 0.2
～
0.4
0.35
～
0.5
0.7
～
1.1
1.0
～
1.4
2.4
～
3.0
3.5
～
4.5
Torque specifications listed below are for important fasteners.
ENGINE
Item Q‘ty Thread dia.(mm) Torque (kgf-m) Remarks
Stud bolt
Oil filter screen cap
Seat ball stopper bolt
L cover
Cam shaft holder
Tappet ADJ nut
Pivot tensioner bolt
Lifter tensioner bolt
Lifter tensioner cap
Mission case bolt
Mission fill bolt
Driver face nut
Clutch outer nut
Drive plate nut
Oneway clutch bolt
ACG flywheel nut
Spark plug
Water pump impeller
Drain plug
Oil pump screw
Head CYL stud bolt (IN pipe)
Head CYL stud bolt (EX pipe)
A.C.G Startor 4
1
1
10
4
2
1
2
1
9
1
1
1
1
3
1
1
1
1
1
2
2
3
8
30
14
6
8
5
8
6
6
8
12
14
12
28
8
14
12
7
12
3
6
8
5
0.7
～
1.1
1.0
～
2.0
4.5
～
5.0
1.0
～
1.4
2.3
～
2.7
0.7
～
1.1
0.8
～
1.2
1.0
～
1.4
0.35
～
0.5
2.4
～
3.0
2.0
～
3.0
9.0
～
10.0
5.0
～
6.0
5.0
～
6.0
1.8
～
2.2
5.5
～
6.5
1.5
～
2.0
1.0
～
1.4
2.0
～
3.0
0.1
～
0.3
0.7
～
1.1
0.7
～
1.1
0.8
～
1.0
Apply oil
Apply oil
Apply oil
Apply thread
lock