1995-2000 Honda FourTrax 300 300FW TRX300 TRX300FW TRX service manual., Page 97Get this manual
CYLINDERPISTON Tampotarily Install the piston rings to the" proper posotion with !he mtOrk lacing MeaSUfe the piston rinlHo-oroova c!eat3n:1 with the rings puslled Into the groovesSERVICE LIMITS:
Top: 0.09 mm (0.004 In) Second0.09 mm (0.004 In)
Inspect the pis!On lor W,!ar or damage
Pustt Ife rin(p Insert each piston nno squarely Into the bottom of the cylin_ thtI lOp of 1M