Sym JET 4 R 50 Series Service Manual page 125

5. Engine Removal
Maintenance Information
There are parts that require removal of engine for maintenance.
Crankcase
●
Crankshaft
●
Related bolts tightening torque for removal of engine:
Engine hanger bolt
Engine hanger bracket bolt
Rear cushion upper mounting bolts
Rear cushion lower mounting bolts
Exhaust muffler connection nut
Exhaust muffler mounting bolt
5-2
4.5~5.5kgf-m
4.5~5.5kgf-m
3.5~4.5kgf-m
2.4~3.0kgf-m
0.8~1.2kgf-m
2.4~3.0kgf-m