SHERCO 125 SE-R 2017, Workshop Manual

Page: 37 / 49

37
ENGINE REASSEMBLY
❱❘ Piston and cylinder
- Oil the parts well before lifting.
- Insert the needle bearing into the foot crank,
position the piston (the arrow on top of the
piston is pointed toward the exhaust).
- Place the shaft and clips with the open side
downward.
- Install the base joint.
- Properly position the segments, with the
reference pointing upward.
- Insert the pre-fitted cylinder, fasten the cylinder
with 2 nuts on opposite sides.
- Raise the other two screws and washers, then
tighten to 20 N-m.
❱❘ Cylinder head
- Clean the parting surfaces of the cylinder as well
as the cylinder head.
- Position the 2 centring slugs on the cylinder.
- Install the cylinder head.
- Place the M8 shoulder screws with new copper
washers.
- Tighten three times and in a cross to 10 N-m.