X
A
3
101
ENGI
N
E CH
ECK
S
A
N
D
A
S
SEM
BL
Y
3.13.2 Cylinder check
Check the cylinder is without signs of seizure.
Otherwise replace it.
Measure the bore at a distance
A
from the top
face of the cylinder (surface between cylinder
and head). Take the correct measurement by fol-
lowing direction
X
.
Displacement [cm³]
Measurement A [mm]
125 / 125 Racing
24,3
200
35
Bore measurement is required to know the cou-
pling play between cylinder and piston.
The cylinder's specific class is punched inside the
valve control compartment.
Cylinder class punching.
