Suzuki RM125 - Cylinder Head, Cylinder and Piston; Cylinder Head; Cylinder; Piston

2-14 PERIODIC MAINTENANCE
CYLINDER HEAD, CYLINDER AND
PISTON
CYLINDER HEAD
• Remove the cylinder head. (6-3)
• Remove carbon deposits from the combustion chamber sur-
face.
• Inspect for pinholes, cracks and other damage.
CYLINDER
• Remove the cylinder. (6-4)
• Remove carbon deposits from the exhaust port.
• Check for scratches and wear on the cylinder sleeve.
PISTON
• Remove the piston. (6-4)
• Remove carbon deposits from the top surface of the piston.
• Check for scratches, cracks, and wear around the piston
bosses.
• Remove minor scuffs with #1 000 – #1 200 sand paper.
• Check piston ring wear. Remove carbon deposits from the
piston ring groove.