5 -11
(9) Tightening state of bolts and nuts of each part
z
Check if the bolts or nuts of each part are loosened. If necessary, tighten it again as referring to the
following table.
z
Especially, check the bolts and nuts of the tires before starting engine, if necessary, tighten them.
Strength classification
4T 8T 10.9T
N.m kgf.m lbf.ft N.m kgf.m lbf.ft N.m kgf.m lbf.ft
M6 4.9~6.9 0.5~0.7 3.6~5.1 11.8~13.7 1.2~1.4 8.7~10.1 14.7~16.7 1.5~1.7 10.8~12.3
M8 11.8~16.7 1.2~1.7 8.7~12.3 29.4~34.3 3.0~3.5 21.7~25.336.3~41.2 3.7~4.2 26.8~30.4
M10 20.6~29.4 2.1~3.0 15.2~21.7 49.0~53.9 5.0~5.5 36.2~39.872.6~82.4 7.4~8.4 53.5~60.8
M12 44.1~53.9 4.5~5.5 32.5~39.8 93.2~108 9.5~11.0 68.7~79.6 123~137 12.5~14.0 90.4~101
M14 63.7~78.5 6.5~8.0 47.0~57.9 132~147 13.5~15.0 97.6~108 206~226 21.0~23.0 152~166
M16 88.3~108 9.0~11.0 65.1~79.6 177~196 18.0~20.0 130~145 314~343 32.0~35.0 231~253
M18 118~137 12.0~14.0 86.8~101 245~275 25.0~28.0 180~203 441~471 45.0~48.0 325~347
※
Tightening torques for general maintenance
84
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