35 - 2001
TYPE 120/154/177
* Tolerance ± 12 % ** Tolerance ± 1Nm
Component Fastener Qty.
torque wrench
setting [Nm] *
locking agent
Secondary drive Hex nut M28 x 1 1 50 Loctite 243
Variator cover Allen screw M6 x 30 8 / 14 10 —
Variator cover Allen screw M6 x 40 2 / 0 10 —
Air duct (Leonardo 120 + 154 only) Flathead screw M5x12 3 4 Loctite 243
Cylinder
Chain tensioner Hex head bolt M18 x 1,5 x 10 1 35 —
Cylinder head
Cylinder head Stud bolt M8 x 50 2 10 —
Camshaft retaining washer Allen screw M5 x 12 2 6 Loctite 243
Camshaft Hex head bolt M8 x 16 1 30 Loctite 243
Rocker arm adjustment screw Adjustment nut M6 x 0,75 4 10 —
Valve cover Allen screw M6 x 20 4 10 —
Cylinder head Spark plug M10 x 1 1 15 —
Thermostat cover Allen screw M5 x 12 2 5 —
Thermostat cover Breather screw 5.5 x 13 1 4 —
Cylinder head Thermistor M10 x 1 1 15 Loctite 243
Cylinder head Flanged nut M8 4 24 ** —
Cylinder head Allen screw M6 x 90 2 10 —
Cylinder head Allen screw M6x30 1 10 —
Carburetor hose Hose screw clamp M4
2
3
—
Cylinder head
Crankshaft, flywheel side Hex head bolt M8 x 30 1 30 Loctite 243
Ignition and idle gear flange Allen screw M8 x 16 3 30 Loctite 648
Ignition Allen screw M6 x 30 3 10 —
Pick-up Allen screw M6 x 16 2 10 —
Ignition cover Allen screw M6 x 30 9 10 —
Starter motor Allen screw M6 x 20 2 10 —
Starter motor, starter gearing, idle gear, ignition, flywheel cover