Standard Torque Values; Engine & Frame Torque Values - Honda Metropolitan CHF50 Service Manual

GENERAL INFORMATION
STANDARD TORQUE VALUES
FASTENER TYPE
5 mm hex bolt and nut
6 mm hex bolt and nut
8 mm hex bolt and nut
10 mm hex bolt and nut
12 mm hex bolt and nut
TORQUE
N m (kgf-m, Ibfft)
4.9 (0.5, 3.6)
10(1.0,7)
22(2.2,16)
34 (3.5, 25)
54 (5.5, 40)
FASTENER TYPE
5 mm screw
6 mm screw
6 mm flange bolt (8 mm head)
6 mm flange bolt (10 mm head) and nut
8 mm flange bolt and nut
10 mm flange bolt and nut
TORQUE
N m (kgf-m, Ibfft)
3.9 (0.4, 2.9)
8.8 (0.9, 6.5)
8.8 (0.9, 6.5)
12(1.2,9)
26 (2.7, 20)
39 (4.0, 29)
ENGINE & FRAME TORQUE VALUES
• Torque specifications listed below are for specified fasteners.
• Others should be tightened to standard torque values listed above.
NOTE:
1. Apply oil to the threads and seating surface.
2. Apply sealant to the threads.
3. Apply a locking agent to the threads.
4. ALOC bolt: replace with a new one.
5. U-nut.
ENGINE
MAINTENANCE
ITEM
Spark plug
Engine oil drain bolt
QTY
1
1
THREAD
DIA. (mm)
10
12
TORQUE
N m (kgf-m, Ibfft)
12(1.2,9)
25(2.5,18)
REMARKS
LUBRICATION SYSTEM
ITEM
Engine oil strainer cap
Engine oil pump cover screw
QTY
1
1
THREAD
DIA. (mm)
30
3
TORQUE
N m (kgf-m, Ibfft)
20(2.0,14)
2.0(0.2,1.4)
REMARKS
FUEL SYSTEM
ITEM QTY
THREAD
DIA. (mm)
TORQUE
N m (kgf-m, Ibfft)
REMARKS
Float chamber screw
Vacuum chamber cover screw
SE valve setting plate screw
Insulator band screw ('02 - '03 model)
4
4
4
5
2.1 (0.21,1.5)
2.1 (0.21,1.5)
2.1 (0.21,1.5)
o
1 mm (0.2 ±0.04 in)
-
Insulator band screw (After '03: V.I.N After 5018998 ;
3.0 (0.30, 2.2)
COOLING SYSTEM
ITEM
Coolant drain bolt
Radiator cover screw
QTY
1
4
THREAD
DIA. (mm)
12
4
TORQUE
N m (kgf-m, Ibfft)
0.9(0.1,0.7)
0.9(0.1,0.7)
REMARKS
1-10