Engine
200 cc / 250 cc / 300 cc
EC ENDUCROSS WORKSHOP MANUAL
Ed: 07/05
SERVICE AND REPAIR OF THE ENGINE COMPONENTS
04-03
Connecting rod
- Check the connecting rod small-end bearing and housing
for seizure, signs of rolling and play.
- Measure the play of the connecting rod big-end by pushing
it to one side and inserting a feeler gauge on the opposite
side.
Connecting rod big-end play
STD: 0.80 mm
Limit: 1.00 mm
Piston
- Check the piston for scratches, signs of seizure and damage
from overheating.
- Check the grooves of the rings (cleanliness, absence of
carbon deposits, breakage, etc). If necessary, clean with a
wire brush that will not damage the piston surface.
- Check that the locking pins of the rings are in their housing
and are firmly seated.
- Check that there is no excess play between the rings and
the piston grooves.
Piston: assembly play
Play of the piston at
200 cc:
STD: 0.05 mm
assembly
Limit: 0.10 mm
250 cc:
STD: 0.055 mm
Limit: 0.10 mm
300 cc:
STD: 0.06 mm
Limit: 0.10 mm
Note:
The bearing of the connecting rod big-end is
replaced together with the crankshaft journal,
the connecting rod and the spacer washers.
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Note:
The play at assembly of the piston is
determined by subtracting the smallest
cylinder diameter from the largest piston
diameter.
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Summary of Contents for EC 200
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