1986-1988 Honda TRX 200SX Fourtrax Service Manual, Page 75Get this manual
CYLINDER PISTON Measure the connecting rod small end 1.0
SERVICE LIMIT: 15.06 mm !O .593 in)
Calculate the connec ing rod- to-piston Pin clearance
SERVICE LIMIT0.05 mm (0 .002 in)
PISTONCYLINDER INSTALLATION
PISTON RING INSTALLATION
Clean the piston ring grooves th orough ly and install the piston rings NOTE Avoid piston and piston ring damage during installation Install he piston rings with the marks facing upDo not mix the top and second rings Space the piston ring end gaps 120 degrees apartDo not align the gaps In the 011 rings (side railsl Aher installation, the rings shou ld be free to rotate in the grooves