7. CYLINDER/PISTON People GT 125i
SERVICE INFORMATION
GENERAL INSTRUCTIONS
· The cylinder and piston can be serviced with the engine installed in the frame.
· When installing the cylinder, use a new cylinder gasket and make sure that the dowel pins are
correctly installed.
· After disassembly, clean the removed parts and dry them with compressed air before inspection.
SPECIFICATIONS
Item Standard (mm)
Cylinder I.D. 52.452.41
Ring-to-groove Top 0.0150.055
clearance Second 0.0150.055
Top 0.100..25
Ring end gap Second 0.100..25
Oil side rail 0.20.7
Piston, Piston O.D. 52.3752.39
piston ring
Piston O.D. measuring position 9 mm from bottom of skirt
Piston-to-cylinder clearance 0.010.04
Piston pin hole I.D. 15.00215.008
Piston pin O.D 14.99415
Piston-to-piston pin clearance 0.0020.014
Connecting rod small end I.D. bore 15.01615.034
7-2