Cylinder Inspection - Suzuki RM-Z250 Owner's Service Manual

CYLINDER INSPECTION

CYLINDER DISTORTION
• Check the gasketed surface of the cylinder for distortion with
a straightedge and thickness gauge, taking a clearance read-
ing at several places indicated.
• If the largest reading at any position of the straightedge
exceeds the limit, replace the cylinder.
" Cylinder distortion:
Service Limit: 0.05 mm (0.002 in)
# 09900-20803: Thickness gauge
CYLINDER BORE
• Inspect the cylinder wall for any scratches, nicks or other
damage.
• Measure the cylinder bore diameter at six places.
" Cylinder bore:
Standard: 77.000 – 77.015 mm (3.0315 – 3.0321 in)
# 09900-20530: Cylinder gauge set
CYLINDER HEAD, CYLINDER AND PISTON 6-19