1999-2004 Suzuki King Quad LT-300 300F ATV Factory Service Manual, Page 367Get this manual
LTF300FK2('02MODEL) 1122
MASTER CYLINDER INSPECTION
MASTER CYLINDER Inspect the master cylinder bore for any scratches or damageIf any damages are foundreplace the master cylinder with new one
PISTON AND RUBBER PARTS Inspect the piston surface, primary cup, secondary cup, and dust seal for any scratches, wear or damageIf any damages are foundreplace the piston set with new one
MASTER CYLINDER REASSEMBLY AND REMOUNTING
Reassemble and remount the master cylinder in the reverse order of removal and disassemblyPay attention to the following points: