2003 Kawasaki KLF250 Service Manual., Page 68Get this manual
ENGINE TOP END 4-9 Special Tools and Sealant
Piston Ring Pliers: 57001-115 Valve Guide Reamer, 57001-1020 5.5:
Compression Gauge, 20 kgfcm: 57001-221
Valve Guide Arbor, 57001-1021
Valve Spring Compressor Assembly: 57001-241